72275599557227 has 8 divisors (see below), whose sum is σ = 79065735655680. Its totient is φ = 65522067966760.

The previous prime is 72275599557211. The next prime is 72275599557247.

72275599557227 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 72275599557227 - 2⁴ = 72275599557211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (72275599557247) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 9151122863 + ... + 9151130760.

It is an arithmetic number, because the mean of its divisors is an integer number (9883216956960).

Almost surely, 2^{72275599557227} is an apocalyptic number.

72275599557227 is a deficient number, since it is larger than the sum of its proper divisors (6790136098453).

72275599557227 is a wasteful number, since it uses less digits than its factorization.

72275599557227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18302253993.

The product of its digits is 1944810000, while the sum is 74.

The spelling of 72275599557227 in words is "seventy-two trillion, two hundred seventy-five billion, five hundred ninety-nine million, five hundred fifty-seven thousand, two hundred twenty-seven".