102141365878 has 32 divisors (see below), whose sum is σ = 165285388800. Its totient is φ = 47194651296.

The previous prime is 102141365857. The next prime is 102141365903. The reversal of 102141365878 is 878563141201.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44200 + ... + 454132.

It is an arithmetic number, because the mean of its divisors is an integer number (5165168400).

Almost surely, 2^102141365878 is an apocalyptic number.

102141365878 is a deficient number, since it is larger than the sum of its proper divisors (63144022922).

102141365878 is a wasteful number, since it uses less digits than its factorization.

102141365878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 410116.

The product of its (nonzero) digits is 322560, while the sum is 46.

The spelling of 102141365878 in words is "one hundred two billion, one hundred forty-one million, three hundred sixty-five thousand, eight hundred seventy-eight".