74730005440 has 28 divisors (see below), whose sum is σ = 177950826216. Its totient is φ = 29892002048.

The previous prime is 74730005437. The next prime is 74730005503. The reversal of 74730005440 is 4450003747.

It is a junction number, because it is equal to n+sod(n) for n = 74730005396 and 74730005405.

It is a congruent number.

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, 116765314 + ... + 116765953.

Almost surely, 2^74730005440 is an apocalyptic number.

It is an amenable number.

74730005440 is an abundant number, since it is smaller than the sum of its proper divisors (103220820776).

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

74730005440 is a wasteful number, since it uses less digits than its factorization.

74730005440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233531284 (or 233531274 counting only the distinct ones).

The product of its (nonzero) digits is 47040, while the sum is 34.

The spelling of 74730005440 in words is "seventy-four billion, seven hundred thirty million, five thousand, four hundred forty".