88779266202 has 64 divisors (see below), whose sum is σ = 204089840640. Its totient is φ = 25462512000.

The previous prime is 88779266189. The next prime is 88779266281. The reversal of 88779266202 is 20266297788.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1299702 + ... + 1366302.

It is an arithmetic number, because the mean of its divisors is an integer number (3188903760).

Almost surely, 2^88779266202 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 88779266202, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (102044920320).

88779266202 is an abundant number, since it is smaller than the sum of its proper divisors (115310574438).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

88779266202 is a wasteful number, since it uses less digits than its factorization.

88779266202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67699.

The product of its (nonzero) digits is 8128512, while the sum is 57.

The spelling of 88779266202 in words is "eighty-eight billion, seven hundred seventy-nine million, two hundred sixty-six thousand, two hundred two".