125892829818 has 48 divisors (see below), whose sum is σ = 320159898240. Its totient is φ = 34997233248.

The previous prime is 125892829817. The next prime is 125892829861. The reversal of 125892829818 is 818928298521.

125892829818 is a `hidden beast` number, since 1 + 2 + 589 + 28 + 29 + 8 + 1 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is not an unprimeable number, because it can be changed into a prime (125892829813) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13497358 + ... + 13506681.

It is an arithmetic number, because the mean of its divisors is an integer number (6669997880).

Almost surely, 2^125892829818 is an apocalyptic number.

125892829818 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

125892829818 is an abundant number, since it is smaller than the sum of its proper divisors (194267068422).

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

125892829818 is a wasteful number, since it uses less digits than its factorization.

125892829818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27004091 (or 27004088 counting only the distinct ones).

The product of its digits is 13271040, while the sum is 63.

The spelling of 125892829818 in words is "one hundred twenty-five billion, eight hundred ninety-two million, eight hundred twenty-nine thousand, eight hundred eighteen".