74074115564 has 12 divisors (see below), whose sum is σ = 132387781344. Its totient is φ = 36249035184.

The previous prime is 74074115539. The next prime is 74074115567. The reversal of 74074115564 is 46551147047.

It is a super-4 number, since 4×74074115564⁴ (a number of 45 digits) contains 4444 as substring. Note that it is a super-d number also for d = 3.

It is not an unprimeable number, because it can be changed into a prime (74074115567) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 197005439 + ... + 197005814.

It is an arithmetic number, because the mean of its divisors is an integer number (11032315112).

Almost surely, 2^74074115564 is an apocalyptic number.

It is an amenable number.

74074115564 is a deficient number, since it is larger than the sum of its proper divisors (58313665780).

74074115564 is a wasteful number, since it uses less digits than its factorization.

74074115564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 394011304 (or 394011302 counting only the distinct ones).

The product of its (nonzero) digits is 470400, while the sum is 44.

The spelling of 74074115564 in words is "seventy-four billion, seventy-four million, one hundred fifteen thousand, five hundred sixty-four".