88572734421 has 4 divisors (see below), whose sum is σ = 118096979232. Its totient is φ = 59048489612.

The previous prime is 88572734363. The next prime is 88572734423. The reversal of 88572734421 is 12443727588.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 88572734421 - 2¹⁷ = 88572603349 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88572734423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14762122401 + ... + 14762122406.

It is an arithmetic number, because the mean of its divisors is an integer number (29524244808).

Almost surely, 2^88572734421 is an apocalyptic number.

It is an amenable number.

88572734421 is a deficient number, since it is larger than the sum of its proper divisors (29524244811).

88572734421 is a wasteful number, since it uses less digits than its factorization.

88572734421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29524244810.

The product of its digits is 3010560, while the sum is 51.

The spelling of 88572734421 in words is "eighty-eight billion, five hundred seventy-two million, seven hundred thirty-four thousand, four hundred twenty-one".