88121249092 has 12 divisors (see below), whose sum is σ = 154885603180. Its totient is φ = 43868219616.

The previous prime is 88121249089. The next prime is 88121249093. The reversal of 88121249092 is 29094212188.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 46510960896 + 41610288196 = 215664^2 + 203986^2 .

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (88121249093) 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, 48100203 + ... + 48102034.

Almost surely, 2^88121249092 is an apocalyptic number.

It is an amenable number.

88121249092 is a deficient number, since it is larger than the sum of its proper divisors (66764354088).

88121249092 is a wasteful number, since it uses less digits than its factorization.

88121249092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96202470 (or 96202468 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 46.

The spelling of 88121249092 in words is "eighty-eight billion, one hundred twenty-one million, two hundred forty-nine thousand, ninety-two".