74467135044 has 18 divisors (see below), whose sum is σ = 188236369230. Its totient is φ = 24822378336.

The previous prime is 74467135033. The next prime is 74467135051. The reversal of 74467135044 is 44053176447.

74467135044 is a `hidden beast` number, since 74 + 4 + 6 + 71 + 3 + 504 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 62444012544 + 12023122500 = 249888^2 + 109650^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×74467135044² (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 5 ways as a sum of consecutive naturals, for example, 1034265729 + ... + 1034265800.

Almost surely, 2^74467135044 is an apocalyptic number.

It is an amenable number.

74467135044 is an abundant number, since it is smaller than the sum of its proper divisors (113769234186).

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

74467135044 is a wasteful number, since it uses less digits than its factorization.

74467135044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2068531539 (or 2068531534 counting only the distinct ones).

The product of its (nonzero) digits is 1128960, while the sum is 45.

The spelling of 74467135044 in words is "seventy-four billion, four hundred sixty-seven million, one hundred thirty-five thousand, forty-four".