88815324361 has 9 divisors (see below), whose sum is σ = 90538804839. Its totient is φ = 87124066536.

The previous prime is 88815324329. The next prime is 88815324373. The reversal of 88815324361 is 16342351888.

It is a happy number.

The square root of 88815324361 is 298019.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 64026711225 + 24788613136 = 253035^2 + 157444^2 .

It is not a de Polignac number, because 88815324361 - 2⁵ = 88815324329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (88815394361) 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 8 ways as a sum of consecutive naturals, for example, 15792196 + ... + 15797818.

Almost surely, 2^88815324361 is an apocalyptic number.

88815324361 is the 298019-th square number.

88815324361 is the 149010-th centered octagonal number.

It is an amenable number.

88815324361 is a deficient number, since it is larger than the sum of its proper divisors (1723480478).

88815324361 is an frugal number, since it uses more digits than its factorization.

88815324361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11352 (or 5676 counting only the distinct ones).

The product of its digits is 1105920, while the sum is 49.

Multiplying 88815324361 by its sum of digits (49), we get a square (4351950893689 = 2086133²).

The spelling of 88815324361 in words is "eighty-eight billion, eight hundred fifteen million, three hundred twenty-four thousand, three hundred sixty-one".