74114851856 has 20 divisors (see below), whose sum is σ = 152044439292. Its totient is φ = 34877577216.

The previous prime is 74114851823. The next prime is 74114851859. The reversal of 74114851856 is 65815841147.

It can be written as a sum of positive squares in 2 ways, for example, as 57592320256 + 16522531600 = 239984^2 + 128540^2 .

It is a super-2 number, since 2×74114851856² (a number of 23 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (50) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (74114851859) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 136240265 + ... + 136240808.

Almost surely, 2^74114851856 is an apocalyptic number.

It is an amenable number.

74114851856 is an abundant number, since it is smaller than the sum of its proper divisors (77929587436).

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

74114851856 is a wasteful number, since it uses less digits than its factorization.

74114851856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272481098 (or 272481092 counting only the distinct ones).

The product of its digits is 1075200, while the sum is 50.

The spelling of 74114851856 in words is "seventy-four billion, one hundred fourteen million, eight hundred fifty-one thousand, eight hundred fifty-six".