72522455422527 has 64 divisors (see below), whose sum is σ = 120443187340800. Its totient is φ = 42741141488640.

The previous prime is 72522455422523. The next prime is 72522455422553.

72522455422527 is a `hidden beast` number, since 7 + 2 + 5 + 2 + 2 + 45 + 54 + 22 + 527 = 666.

72522455422527 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 72522455422527 - 2² = 72522455422523 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72522455422523) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 17790799 + ... + 21483887.

It is an arithmetic number, because the mean of its divisors is an integer number (1881924802200).

Almost surely, 2^{72522455422527} is an apocalyptic number.

72522455422527 is a deficient number, since it is larger than the sum of its proper divisors (47920731918273).

72522455422527 is a wasteful number, since it uses less digits than its factorization.

72522455422527 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3694933 (or 3694927 counting only the distinct ones).

The product of its digits is 31360000, while the sum is 54.

The spelling of 72522455422527 in words is "seventy-two trillion, five hundred twenty-two billion, four hundred fifty-five million, four hundred twenty-two thousand, five hundred twenty-seven".