125903688285 has 32 divisors (see below), whose sum is σ = 202157399808. Its totient is φ = 66911820800.

The previous prime is 125903688283. The next prime is 125903688299. The reversal of 125903688285 is 582886309521.

It is not a de Polignac number, because 125903688285 - 2¹ = 125903688283 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125903688283) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 6082864 + ... + 6103526.

It is an arithmetic number, because the mean of its divisors is an integer number (6317418744).

Almost surely, 2^125903688285 is an apocalyptic number.

125903688285 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

125903688285 is a deficient number, since it is larger than the sum of its proper divisors (76253711523).

125903688285 is a wasteful number, since it uses less digits than its factorization.

125903688285 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22085.

The product of its (nonzero) digits is 8294400, while the sum is 57.

The spelling of 125903688285 in words is "one hundred twenty-five billion, nine hundred three million, six hundred eighty-eight thousand, two hundred eighty-five".