73790509328656 has 20 divisors (see below), whose sum is σ = 142969657574032. Its totient is φ = 36895113825696.

The previous prime is 73790509328609. The next prime is 73790509328671. The reversal of 73790509328656 is 65682390509737.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4413630 + ... + 12925213.

Almost surely, 2^{73790509328656} is an apocalyptic number.

It is an amenable number.

73790509328656 is a deficient number, since it is larger than the sum of its proper divisors (69179148245376).

73790509328656 is a wasteful number, since it uses less digits than its factorization.

73790509328656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17604838 (or 17604832 counting only the distinct ones).

The product of its (nonzero) digits is 514382400, while the sum is 70.

The spelling of 73790509328656 in words is "seventy-three trillion, seven hundred ninety billion, five hundred nine million, three hundred twenty-eight thousand, six hundred fifty-six".