125625020881535 has 32 divisors (see below), whose sum is σ = 172694565302400. Its totient is φ = 85938516099072.

The previous prime is 125625020881523. The next prime is 125625020881541. The reversal of 125625020881535 is 535188020526521.

It is not a de Polignac number, because 125625020881535 - 2⁸ = 125625020881279 is a prime.

It is a super-2 number, since 2×125625020881535² (a number of 29 digits) contains 22 as substring.

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, 108122807 + ... + 109278503.

It is an arithmetic number, because the mean of its divisors is an integer number (5396705165700).

Almost surely, 2^{125625020881535} is an apocalyptic number.

125625020881535 is a deficient number, since it is larger than the sum of its proper divisors (47069544420865).

125625020881535 is a wasteful number, since it uses less digits than its factorization.

125625020881535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1163075.

The product of its (nonzero) digits is 5760000, while the sum is 53.

The spelling of 125625020881535 in words is "one hundred twenty-five trillion, six hundred twenty-five billion, twenty million, eight hundred eighty-one thousand, five hundred thirty-five".