72364351255 has 20 divisors (see below), whose sum is σ = 101304080712. Its totient is φ = 49621261200.

The previous prime is 72364351219. The next prime is 72364351277. The reversal of 72364351255 is 55215346327.

It is a happy number.

It is not a de Polignac number, because 72364351255 - 2⁷ = 72364351127 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3001921 + ... + 3025930.

Almost surely, 2^72364351255 is an apocalyptic number.

72364351255 is a deficient number, since it is larger than the sum of its proper divisors (28939729457).

72364351255 is an frugal number, since it uses more digits than its factorization.

72364351255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6027884 (or 6027863 counting only the distinct ones).

The product of its digits is 756000, while the sum is 43.

The spelling of 72364351255 in words is "seventy-two billion, three hundred sixty-four million, three hundred fifty-one thousand, two hundred fifty-five".