88778510163 has 32 divisors (see below), whose sum is σ = 151025272320. Its totient is φ = 50490125280.

The previous prime is 88778510147. The next prime is 88778510213. The reversal of 88778510163 is 36101587788.

It is a happy number.

It is not a de Polignac number, because 88778510163 - 2⁴ = 88778510147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (88778510143) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1073220 + ... + 1152977.

It is an arithmetic number, because the mean of its divisors is an integer number (4719539760).

Almost surely, 2^88778510163 is an apocalyptic number.

88778510163 is a deficient number, since it is larger than the sum of its proper divisors (62246762157).

88778510163 is a wasteful number, since it uses less digits than its factorization.

88778510163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2226424 (or 2226418 counting only the distinct ones).

The product of its (nonzero) digits is 2257920, while the sum is 54.

The spelling of 88778510163 in words is "eighty-eight billion, seven hundred seventy-eight million, five hundred ten thousand, one hundred sixty-three".