125582165135 has 32 divisors (see below), whose sum is σ = 178193928192. Its totient is φ = 83142858240.

The previous prime is 125582165099. The next prime is 125582165143. The reversal of 125582165135 is 531561285521.

It is not a de Polignac number, because 125582165135 - 2²⁴ = 125565387919 is a prime.

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, 336152 + ... + 603458.

It is an arithmetic number, because the mean of its divisors is an integer number (5568560256).

Almost surely, 2^125582165135 is an apocalyptic number.

125582165135 is a deficient number, since it is larger than the sum of its proper divisors (52611763057).

125582165135 is a wasteful number, since it uses less digits than its factorization.

125582165135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267783.

The product of its digits is 360000, while the sum is 44.

The spelling of 125582165135 in words is "one hundred twenty-five billion, five hundred eighty-two million, one hundred sixty-five thousand, one hundred thirty-five".