125534866758 has 64 divisors (see below), whose sum is σ = 293689566720. Its totient is φ = 35023468032.

The previous prime is 125534866741. The next prime is 125534866771. The reversal of 125534866758 is 857668435521.

It is a congruent number.

It is an unprimeable number.

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, 9039316 + ... + 9053192.

It is an arithmetic number, because the mean of its divisors is an integer number (4588899480).

Almost surely, 2^125534866758 is an apocalyptic number.

125534866758 is an abundant number, since it is smaller than the sum of its proper divisors (168154699962).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

125534866758 is a wasteful number, since it uses less digits than its factorization.

125534866758 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18941.

The product of its digits is 48384000, while the sum is 60.

The spelling of 125534866758 in words is "one hundred twenty-five billion, five hundred thirty-four million, eight hundred sixty-six thousand, seven hundred fifty-eight".