125955886900 has 18 divisors (see below), whose sum is σ = 273324274790. Its totient is φ = 50382354720.

The previous prime is 125955886897. The next prime is 125955886921. The reversal of 125955886900 is 9688559521.

It can be written as a sum of positive squares in 3 ways, for example, as 44877880336 + 81078006564 = 211844^2 + 284742^2 .

It is a super-2 number, since 2×125955886900² (a number of 23 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 5 ways as a sum of consecutive naturals, for example, 629779335 + ... + 629779534.

Almost surely, 2^125955886900 is an apocalyptic number.

125955886900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

125955886900 is an abundant number, since it is smaller than the sum of its proper divisors (147368387890).

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

125955886900 is a wasteful number, since it uses less digits than its factorization.

125955886900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1259558883 (or 1259558876 counting only the distinct ones).

The product of its (nonzero) digits is 7776000, while the sum is 58.

The spelling of 125955886900 in words is "one hundred twenty-five billion, nine hundred fifty-five million, eight hundred eighty-six thousand, nine hundred".