125040050555 has 32 divisors (see below), whose sum is σ = 173044193280. Its totient is φ = 84964204800.

The previous prime is 125040050507. The next prime is 125040050609. The reversal of 125040050555 is 555050040521.

It is not a de Polignac number, because 125040050555 - 2¹⁰ = 125040049531 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2132642 + ... + 2190488.

It is an arithmetic number, because the mean of its divisors is an integer number (5407631040).

Almost surely, 2^125040050555 is an apocalyptic number.

125040050555 is a deficient number, since it is larger than the sum of its proper divisors (48004142725).

125040050555 is a wasteful number, since it uses less digits than its factorization.

125040050555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58419.

The product of its (nonzero) digits is 25000, while the sum is 32.

The spelling of 125040050555 in words is "one hundred twenty-five billion, forty million, fifty thousand, five hundred fifty-five".