74569684119876 has 135 divisors (see below), whose sum is σ = 214277678332333. Its totient is φ = 22596355853280.

The previous prime is 74569684119839. The next prime is 74569684119877. The reversal of 74569684119876 is 67891148696547.

The square root of 74569684119876 is 8635374.

It is a perfect power (a square), and thus also a powerful number.

74569684119876 is a `hidden beast` number, since 7 + 4 + 5 + 69 + 68 + 411 + 9 + 87 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 56595679460100 + 17974004659776 = 7523010^2 + 4239576^2 .

It is a Harshad number since it is a multiple of its sum of digits (81).

It is a junction number, because it is equal to n+sod(n) for n = 74569684119795 and 74569684119804.

It is not an unprimeable number, because it can be changed into a prime (74569684119877) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 1709782246 + ... + 1709825858.

Almost surely, 2^{74569684119876} is an apocalyptic number.

74569684119876 is the 8635374-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 74569684119876

74569684119876 is an abundant number, since it is smaller than the sum of its proper divisors (139707994212457).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

74569684119876 is an frugal number, since it uses more digits than its factorization.

74569684119876 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87264 (or 43629 counting only the distinct ones).

The product of its digits is 4389396480, while the sum is 81.

74569684119876 divided by its sum of digits (81) gives a square (920613384196 = 959486²).

The spelling of 74569684119876 in words is "seventy-four trillion, five hundred sixty-nine billion, six hundred eighty-four million, one hundred nineteen thousand, eight hundred seventy-six".