102256737788 has 6 divisors (see below), whose sum is σ = 178949291136. Its totient is φ = 51128368892.

The previous prime is 102256737769. The next prime is 102256737799. The reversal of 102256737788 is 887737652201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12782092220 + ... + 12782092227.

It is an arithmetic number, because the mean of its divisors is an integer number (29824881856).

Almost surely, 2^102256737788 is an apocalyptic number.

It is an amenable number.

102256737788 is a deficient number, since it is larger than the sum of its proper divisors (76692553348).

102256737788 is a wasteful number, since it uses less digits than its factorization.

102256737788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25564184451 (or 25564184449 counting only the distinct ones).

The product of its (nonzero) digits is 7902720, while the sum is 56.

The spelling of 102256737788 in words is "one hundred two billion, two hundred fifty-six million, seven hundred thirty-seven thousand, seven hundred eighty-eight".