125669811000 has 64 divisors (see below), whose sum is σ = 392089819680. Its totient is φ = 33511948800.

The previous prime is 125669810999. The next prime is 125669811037. The reversal of 125669811000 is 118966521.

It is a self number, because there is not a number n which added to its sum of digits gives 125669811000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20941969 + ... + 20947968.

Almost surely, 2^125669811000 is an apocalyptic number.

125669811000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

125669811000 is an abundant number, since it is smaller than the sum of its proper divisors (266420008680).

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

125669811000 is a wasteful number, since it uses less digits than its factorization.

125669811000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41889961 (or 41889947 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 39.

The spelling of 125669811000 in words is "one hundred twenty-five billion, six hundred sixty-nine million, eight hundred eleven thousand".