73706288056 has 16 divisors (see below), whose sum is σ = 138234884400. Its totient is φ = 36843652224.

The previous prime is 73706288053. The next prime is 73706288069. The reversal of 73706288056 is 65088260737.

It is a junction number, because it is equal to n+sod(n) for n = 73706287994 and 73706288012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73706288053) 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, 1153420 + ... + 1215643.

It is an arithmetic number, because the mean of its divisors is an integer number (8639680275).

Almost surely, 2^73706288056 is an apocalyptic number.

It is an amenable number.

73706288056 is a deficient number, since it is larger than the sum of its proper divisors (64528596344).

73706288056 is a wasteful number, since it uses less digits than its factorization.

73706288056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2372958 (or 2372954 counting only the distinct ones).

The product of its (nonzero) digits is 3386880, while the sum is 52.

The spelling of 73706288056 in words is "seventy-three billion, seven hundred six million, two hundred eighty-eight thousand, fifty-six".