125629803126 has 12 divisors (see below), whose sum is σ = 272197906812. Its totient is φ = 41876601036.

The previous prime is 125629803107. The next prime is 125629803151. The reversal of 125629803126 is 621308926521.

125629803126 is a `hidden beast` number, since 1 + 2 + 5 + 629 + 8 + 0 + 3 + 12 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3489716736 + ... + 3489716771.

It is an arithmetic number, because the mean of its divisors is an integer number (22683158901).

Almost surely, 2^125629803126 is an apocalyptic number.

125629803126 is an abundant number, since it is smaller than the sum of its proper divisors (146568103686).

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

125629803126 is a wasteful number, since it uses less digits than its factorization.

125629803126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6979433515 (or 6979433512 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 45.

The spelling of 125629803126 in words is "one hundred twenty-five billion, six hundred twenty-nine million, eight hundred three thousand, one hundred twenty-six".