72315510127774 has 8 divisors (see below), whose sum is σ = 108474191343648. Its totient is φ = 36157446346560.

The previous prime is 72315510127723. The next prime is 72315510127807. The reversal of 72315510127774 is 47772101551327.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 154065747 + ... + 154534414.

It is an arithmetic number, because the mean of its divisors is an integer number (13559273917956).

Almost surely, 2^{72315510127774} is an apocalyptic number.

72315510127774 is a deficient number, since it is larger than the sum of its proper divisors (36158681215874).

72315510127774 is a wasteful number, since it uses less digits than its factorization.

72315510127774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 308717330.

The product of its (nonzero) digits is 2881200, while the sum is 52.

The spelling of 72315510127774 in words is "seventy-two trillion, three hundred fifteen billion, five hundred ten million, one hundred twenty-seven thousand, seven hundred seventy-four".