125140142655 has 36 divisors (see below), whose sum is σ = 238421284920. Its totient is φ = 60674005920.

The previous prime is 125140142591. The next prime is 125140142713. The reversal of 125140142655 is 556241041521.

It is not a de Polignac number, because 125140142655 - 2⁶ = 125140142591 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 11485845 + ... + 11496734.

It is an arithmetic number, because the mean of its divisors is an integer number (6622813470).

Almost surely, 2^125140142655 is an apocalyptic number.

125140142655 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

125140142655 is a deficient number, since it is larger than the sum of its proper divisors (113281142265).

125140142655 is a wasteful number, since it uses less digits than its factorization.

125140142655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22982612 (or 22982598 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 36.

The spelling of 125140142655 in words is "one hundred twenty-five billion, one hundred forty million, one hundred forty-two thousand, six hundred fifty-five".