72324752215375 has 32 divisors (see below), whose sum is σ = 98473216345920. Its totient is φ = 52596425728000.

The previous prime is 72324752215367. The next prime is 72324752215393. The reversal of 72324752215375 is 57351225742327.

It is not a de Polignac number, because 72324752215375 - 2³ = 72324752215367 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (55).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19718127 + ... + 23096623.

It is an arithmetic number, because the mean of its divisors is an integer number (3077288010810).

Almost surely, 2^{72324752215375} is an apocalyptic number.

72324752215375 is a deficient number, since it is larger than the sum of its proper divisors (26148464130545).

72324752215375 is a wasteful number, since it uses less digits than its factorization.

72324752215375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3394092 (or 3394082 counting only the distinct ones).

The product of its digits is 24696000, while the sum is 55.

The spelling of 72324752215375 in words is "seventy-two trillion, three hundred twenty-four billion, seven hundred fifty-two million, two hundred fifteen thousand, three hundred seventy-five".