74654260608 has 64 divisors (see below), whose sum is σ = 198667476720. Its totient is φ = 24838686720.

The previous prime is 74654260567. The next prime is 74654260619. The reversal of 74654260608 is 80606245647.

It is a tau number, because it is divible by the number of its divisors (64).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28066 + ... + 387422.

Almost surely, 2^74654260608 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 74654260608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (99333738360).

74654260608 is an abundant number, since it is smaller than the sum of its proper divisors (124013216112).

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

74654260608 is a wasteful number, since it uses less digits than its factorization.

74654260608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 359915 (or 359903 counting only the distinct ones).

The product of its (nonzero) digits is 1935360, while the sum is 48.

The spelling of 74654260608 in words is "seventy-four billion, six hundred fifty-four million, two hundred sixty thousand, six hundred eight".