74900154532 has 12 divisors (see below), whose sum is σ = 149800309120. Its totient is φ = 32100066216.

The previous prime is 74900154503. The next prime is 74900154559. The reversal of 74900154532 is 23545100947.

It is a happy number.

74900154532 is an admirable number.

It is a super-2 number, since 2×74900154532² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1337502732 + ... + 1337502787.

Almost surely, 2^74900154532 is an apocalyptic number.

It is an amenable number.

74900154532 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

74900154532 is a wasteful number, since it uses less digits than its factorization.

74900154532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2675005530 (or 2675005528 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 40.

The spelling of 74900154532 in words is "seventy-four billion, nine hundred million, one hundred fifty-four thousand, five hundred thirty-two".