74754020072 has 8 divisors (see below), whose sum is σ = 140163787650. Its totient is φ = 37377010032.

The previous prime is 74754020059. The next prime is 74754020087. The reversal of 74754020072 is 27002045747.

It can be written as a sum of positive squares in only one way, i.e., 67260347716 + 7493672356 = 259346^2 + 86566^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4672126247 + ... + 4672126262.

Almost surely, 2^74754020072 is an apocalyptic number.

It is an amenable number.

74754020072 is a deficient number, since it is larger than the sum of its proper divisors (65409767578).

74754020072 is a wasteful number, since it uses less digits than its factorization.

74754020072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9344252515 (or 9344252511 counting only the distinct ones).

The product of its (nonzero) digits is 109760, while the sum is 38.

The spelling of 74754020072 in words is "seventy-four billion, seven hundred fifty-four million, twenty thousand, seventy-two".