72346495887 has 6 divisors (see below), whose sum is σ = 104500494072. Its totient is φ = 48230997252.

The previous prime is 72346495877. The next prime is 72346495919. The reversal of 72346495887 is 78859464327.

72346495887 is a `hidden beast` number, since 7 + 2 + 3 + 4 + 6 + 49 + 588 + 7 = 666.

It is not a de Polignac number, because 72346495887 - 2²⁰ = 72345447311 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72346495867) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4019249763 + ... + 4019249780.

It is an arithmetic number, because the mean of its divisors is an integer number (17416749012).

Almost surely, 2^72346495887 is an apocalyptic number.

72346495887 is a deficient number, since it is larger than the sum of its proper divisors (32153998185).

72346495887 is a wasteful number, since it uses less digits than its factorization.

72346495887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8038499549 (or 8038499546 counting only the distinct ones).

The product of its digits is 81285120, while the sum is 63.

The spelling of 72346495887 in words is "seventy-two billion, three hundred forty-six million, four hundred ninety-five thousand, eight hundred eighty-seven".