125435356116 has 48 divisors (see below), whose sum is σ = 334776347136. Its totient is φ = 35808452064.

The previous prime is 125435356049. The next prime is 125435356121. The reversal of 125435356116 is 611653534521.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 529306 + ... + 728721.

It is an arithmetic number, because the mean of its divisors is an integer number (6974507232).

Almost surely, 2^125435356116 is an apocalyptic number.

It is an amenable number.

125435356116 is an abundant number, since it is smaller than the sum of its proper divisors (209340991020).

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

125435356116 is a wasteful number, since it uses less digits than its factorization.

125435356116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1259228 (or 1259226 counting only the distinct ones).

The product of its digits is 324000, while the sum is 42.

The spelling of 125435356116 in words is "one hundred twenty-five billion, four hundred thirty-five million, three hundred fifty-six thousand, one hundred sixteen".