72588424237 has 16 divisors (see below), whose sum is σ = 84868992000. Its totient is φ = 62058590160.

The previous prime is 72588424231. The next prime is 72588424243. The reversal of 72588424237 is 73242488527.

It is an interprime number because it is at equal distance from previous prime (72588424231) and next prime (72588424243).

It is not a de Polignac number, because 72588424237 - 2³ = 72588424229 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72588424231) 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, 138589 + ... + 405442.

It is an arithmetic number, because the mean of its divisors is an integer number (5304312000).

Almost surely, 2^72588424237 is an apocalyptic number.

It is an amenable number.

72588424237 is a deficient number, since it is larger than the sum of its proper divisors (12280567763).

72588424237 is an equidigital number, since it uses as much as digits as its factorization.

72588424237 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 544441 (or 544427 counting only the distinct ones).

The product of its digits is 6021120, while the sum is 52.

The spelling of 72588424237 in words is "seventy-two billion, five hundred eighty-eight million, four hundred twenty-four thousand, two hundred thirty-seven".