72456214587 has 16 divisors (see below), whose sum is σ = 96780929280. Its totient is φ = 48217875552.

The previous prime is 72456214583. The next prime is 72456214637. The reversal of 72456214587 is 78541265427.

It is not a de Polignac number, because 72456214587 - 2² = 72456214583 is a prime.

It is not an unprimeable number, because it can be changed into a prime (72456214583) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8007888 + ... + 8016930.

It is an arithmetic number, because the mean of its divisors is an integer number (6048808080).

Almost surely, 2^72456214587 is an apocalyptic number.

72456214587 is a deficient number, since it is larger than the sum of its proper divisors (24324714693).

72456214587 is a wasteful number, since it uses less digits than its factorization.

72456214587 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13522.

The product of its digits is 3763200, while the sum is 51.

The spelling of 72456214587 in words is "seventy-two billion, four hundred fifty-six million, two hundred fourteen thousand, five hundred eighty-seven".