102256650072140 has 12 divisors (see below), whose sum is σ = 214738965151536. Its totient is φ = 40902660028848.

The previous prime is 102256650072133. The next prime is 102256650072149. The reversal of 102256650072140 is 41270056652201.

It is not an unprimeable number, because it can be changed into a prime (102256650072149) 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, 2556416251784 + ... + 2556416251823.

It is an arithmetic number, because the mean of its divisors is an integer number (17894913762628).

Almost surely, 2^{102256650072140} is an apocalyptic number.

102256650072140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102256650072140 is an abundant number, since it is smaller than the sum of its proper divisors (112482315079396).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102256650072140 is a wasteful number, since it uses less digits than its factorization.

102256650072140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5112832503616 (or 5112832503614 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 41.

The spelling of 102256650072140 in words is "one hundred two trillion, two hundred fifty-six billion, six hundred fifty million, seventy-two thousand, one hundred forty".