72955427737684 has 48 divisors (see below), whose sum is σ = 131902865740800. Its totient is φ = 35270907321600.

The previous prime is 72955427737669. The next prime is 72955427737783. The reversal of 72955427737684 is 48673772455927.

It is a super-3 number, since 3×72955427737684³ (a number of 43 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 72955427737684.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3326881632 + ... + 3326903560.

It is an arithmetic number, because the mean of its divisors is an integer number (2747976369600).

Almost surely, 2^{72955427737684} is an apocalyptic number.

It is an amenable number.

72955427737684 is a deficient number, since it is larger than the sum of its proper divisors (58947438003116).

72955427737684 is a wasteful number, since it uses less digits than its factorization.

72955427737684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43624 (or 43622 counting only the distinct ones).

The product of its digits is 4978713600, while the sum is 76.

The spelling of 72955427737684 in words is "seventy-two trillion, nine hundred fifty-five billion, four hundred twenty-seven million, seven hundred thirty-seven thousand, six hundred eighty-four".