73774056125 has 64 divisors (see below), whose sum is σ = 115201322496. Its totient is φ = 45823680000.

The previous prime is 73774056107. The next prime is 73774056149. The reversal of 73774056125 is 52165047737.

It is a happy number.

It is not a de Polignac number, because 73774056125 - 2²² = 73769861821 is a prime.

It is a super-2 number, since 2×73774056125² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 73774056125.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2690987 + ... + 2718263.

It is an arithmetic number, because the mean of its divisors is an integer number (1800020664).

Almost surely, 2^73774056125 is an apocalyptic number.

It is an amenable number.

73774056125 is a deficient number, since it is larger than the sum of its proper divisors (41427266371).

73774056125 is a wasteful number, since it uses less digits than its factorization.

73774056125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27591 (or 27581 counting only the distinct ones).

The product of its (nonzero) digits is 1234800, while the sum is 47.

The spelling of 73774056125 in words is "seventy-three billion, seven hundred seventy-four million, fifty-six thousand, one hundred twenty-five".