88626528961 has 4 divisors (see below), whose sum is σ = 93839854212. Its totient is φ = 83413203712.

The previous prime is 88626528929. The next prime is 88626528971. The reversal of 88626528961 is 16982562688.

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

It can be written as a sum of positive squares in 2 ways, for example, as 73535880625 + 15090648336 = 271175^2 + 122844^2 .

It is a cyclic number.

It is not a de Polignac number, because 88626528961 - 2⁵ = 88626528929 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 88626528961.

It is not an unprimeable number, because it can be changed into a prime (88626528901) 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, 2606662600 + ... + 2606662633.

It is an arithmetic number, because the mean of its divisors is an integer number (23459963553).

Almost surely, 2^88626528961 is an apocalyptic number.

It is an amenable number.

88626528961 is a deficient number, since it is larger than the sum of its proper divisors (5213325251).

88626528961 is a wasteful number, since it uses less digits than its factorization.

88626528961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5213325250.

The product of its digits is 19906560, while the sum is 61.

The spelling of 88626528961 in words is "eighty-eight billion, six hundred twenty-six million, five hundred twenty-eight thousand, nine hundred sixty-one".