125749841152 has 36 divisors (see below), whose sum is σ = 270316823140. Its totient is φ = 58038386688.

The previous prime is 125749841149. The next prime is 125749841171. The reversal of 125749841152 is 251148947521.

It can be written as a sum of positive squares in 2 ways, for example, as 48901130496 + 76848710656 = 221136^2 + 277216^2 .

It is a hoax number, since the sum of its digits (49) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 125749841096 and 125749841105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18889377 + ... + 18896032.

Almost surely, 2^125749841152 is an apocalyptic number.

It is an amenable number.

125749841152 is an abundant number, since it is smaller than the sum of its proper divisors (144566981988).

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

125749841152 is an equidigital number, since it uses as much as digits as its factorization.

125749841152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37785438 (or 37785424 counting only the distinct ones).

The product of its digits is 806400, while the sum is 49.

The spelling of 125749841152 in words is "one hundred twenty-five billion, seven hundred forty-nine million, eight hundred forty-one thousand, one hundred fifty-two".