72655553365750 has 16 divisors (see below), whose sum is σ = 136011195901152. Its totient is φ = 29062221346200.

The previous prime is 72655553365741. The next prime is 72655553365777. The reversal of 72655553365750 is 5756335555627.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 145311106482 + ... + 145311106981.

It is an arithmetic number, because the mean of its divisors is an integer number (8500699743822).

Almost surely, 2^{72655553365750} is an apocalyptic number.

72655553365750 is a deficient number, since it is larger than the sum of its proper divisors (63355642535402).

72655553365750 is a wasteful number, since it uses less digits than its factorization.

72655553365750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 290622213480 (or 290622213470 counting only the distinct ones).

The product of its (nonzero) digits is 496125000, while the sum is 64.

The spelling of 72655553365750 in words is "seventy-two trillion, six hundred fifty-five billion, five hundred fifty-three million, three hundred sixty-five thousand, seven hundred fifty".