88121873899 has 2 divisors, whose sum is σ = 88121873900. Its totient is φ = 88121873898.

The previous prime is 88121873857. The next prime is 88121873911. The reversal of 88121873899 is 99837812188.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 88121873899 - 2¹³ = 88121865707 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 88121873899.

It is not a weakly prime, because it can be changed into another prime (88121873839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44060936949 + 44060936950.

It is an arithmetic number, because the mean of its divisors is an integer number (44060936950).

Almost surely, 2^88121873899 is an apocalyptic number.

88121873899 is a deficient number, since it is larger than the sum of its proper divisors (1).

88121873899 is an equidigital number, since it uses as much as digits as its factorization.

88121873899 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13934592, while the sum is 64.

The spelling of 88121873899 in words is "eighty-eight billion, one hundred twenty-one million, eight hundred seventy-three thousand, eight hundred ninety-nine".