74064145724 has 12 divisors (see below), whose sum is σ = 129720907344. Its totient is φ = 37001029344.

The previous prime is 74064145669. The next prime is 74064145733. The reversal of 74064145724 is 42754146047.

It is a congruent number.

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, 7755512 + ... + 7765055.

It is an arithmetic number, because the mean of its divisors is an integer number (10810075612).

Almost surely, 2^74064145724 is an apocalyptic number.

It is an amenable number.

74064145724 is a deficient number, since it is larger than the sum of its proper divisors (55656761620).

74064145724 is a wasteful number, since it uses less digits than its factorization.

74064145724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15521764 (or 15521762 counting only the distinct ones).

The product of its (nonzero) digits is 752640, while the sum is 44.

The spelling of 74064145724 in words is "seventy-four billion, sixty-four million, one hundred forty-five thousand, seven hundred twenty-four".