125729926116 has 24 divisors (see below), whose sum is σ = 293408606400. Its totient is φ = 41904435552.

The previous prime is 125729926109. The next prime is 125729926141. The reversal of 125729926116 is 611629927521.

It is a super-2 number, since 2×125729926116² (a number of 23 digits) contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 597391 + ... + 779958.

It is an arithmetic number, because the mean of its divisors is an integer number (12225358600).

Almost surely, 2^125729926116 is an apocalyptic number.

It is an amenable number.

125729926116 is an abundant number, since it is smaller than the sum of its proper divisors (167678680284).

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

125729926116 is a wasteful number, since it uses less digits than its factorization.

125729926116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1384963 (or 1384961 counting only the distinct ones).

The product of its digits is 816480, while the sum is 51.

The spelling of 125729926116 in words is "one hundred twenty-five billion, seven hundred twenty-nine million, nine hundred twenty-six thousand, one hundred sixteen".