125802589015 has 32 divisors (see below), whose sum is σ = 166646880576. Its totient is φ = 90773329920.

The previous prime is 125802588997. The next prime is 125802589039. The reversal of 125802589015 is 510985208521.

It is not a de Polignac number, because 125802589015 - 2¹⁵ = 125802556247 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 130996 + ... + 518425.

It is an arithmetic number, because the mean of its divisors is an integer number (5207715018).

Almost surely, 2^125802589015 is an apocalyptic number.

125802589015 is a deficient number, since it is larger than the sum of its proper divisors (40844291561).

125802589015 is a wasteful number, since it uses less digits than its factorization.

125802589015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 649539.

The product of its (nonzero) digits is 288000, while the sum is 46.

The spelling of 125802589015 in words is "one hundred twenty-five billion, eight hundred two million, five hundred eighty-nine thousand, fifteen".