73564208104 has 16 divisors (see below), whose sum is σ = 139482699300. Its totient is φ = 36368821632.

The previous prime is 73564208093. The next prime is 73564208173. The reversal of 73564208104 is 40180246537.

It can be written as a sum of positive squares in 2 ways, for example, as 65643564100 + 7920644004 = 256210^2 + 88998^2 .

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, 51659547 + ... + 51660970.

Almost surely, 2^73564208104 is an apocalyptic number.

It is an amenable number.

73564208104 is a deficient number, since it is larger than the sum of its proper divisors (65918491196).

73564208104 is a wasteful number, since it uses less digits than its factorization.

73564208104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103320612 (or 103320608 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 40.

The spelling of 73564208104 in words is "seventy-three billion, five hundred sixty-four million, two hundred eight thousand, one hundred four".