74380824554 has 4 divisors (see below), whose sum is σ = 111571236834. Its totient is φ = 37190412276.

The previous prime is 74380824533. The next prime is 74380824559. The reversal of 74380824554 is 45542808347.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 69787373929 + 4593450625 = 264173^2 + 67775^2 .

It is a super-2 number, since 2×74380824554² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (74380824559) 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 as a sum of consecutive naturals, namely, 18595206137 + ... + 18595206140.

Almost surely, 2^74380824554 is an apocalyptic number.

74380824554 is a deficient number, since it is larger than the sum of its proper divisors (37190412280).

74380824554 is a wasteful number, since it uses less digits than its factorization.

74380824554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37190412279.

The product of its (nonzero) digits is 4300800, while the sum is 50.

The spelling of 74380824554 in words is "seventy-four billion, three hundred eighty million, eight hundred twenty-four thousand, five hundred fifty-four".