72523932527 has 4 divisors (see below), whose sum is σ = 72785752056. Its totient is φ = 72262113000.

The previous prime is 72523932517. The next prime is 72523932541.

It is a happy number.

72523932527 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 72523932527 - 2¹⁰ = 72523931503 is a prime.

It is a pancake number, because a pancake can be divided into 72523932527 parts by 380851 straight cuts.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72523932517) 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 3 ways as a sum of consecutive naturals, for example, 130909349 + ... + 130909902.

It is an arithmetic number, because the mean of its divisors is an integer number (18196438014).

Almost surely, 2^72523932527 is an apocalyptic number.

72523932527 is a deficient number, since it is larger than the sum of its proper divisors (261819529).

72523932527 is a wasteful number, since it uses less digits than its factorization.

72523932527 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261819528.

The product of its digits is 1587600, while the sum is 47.

The spelling of 72523932527 in words is "seventy-two billion, five hundred twenty-three million, nine hundred thirty-two thousand, five hundred twenty-seven".