72842176634315 has 64 divisors (see below), whose sum is σ = 98553196191744. Its totient is φ = 51204691200000.

The previous prime is 72842176634281. The next prime is 72842176634321. The reversal of 72842176634315 is 51343667124827.

It is a happy number.

It is not a de Polignac number, because 72842176634315 - 2⁴⁰ = 71742665006539 is a prime.

It is a super-2 number, since 2×72842176634315² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6013547699 + ... + 6013559811.

It is an arithmetic number, because the mean of its divisors is an integer number (1539893690496).

Almost surely, 2^{72842176634315} is an apocalyptic number.

72842176634315 is a deficient number, since it is larger than the sum of its proper divisors (25711019557429).

72842176634315 is a wasteful number, since it uses less digits than its factorization.

72842176634315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16172.

The product of its digits is 40642560, while the sum is 59.

The spelling of 72842176634315 in words is "seventy-two trillion, eight hundred forty-two billion, one hundred seventy-six million, six hundred thirty-four thousand, three hundred fifteen".