125641790000 has 100 divisors (see below), whose sum is σ = 304414200024. Its totient is φ = 50219904000.

The previous prime is 125641789963. The next prime is 125641790017. The reversal of 125641790000 is 97146521.

It is a tau number, because it is divible by the number of its divisors (100).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 16666232 + ... + 16673768.

Almost surely, 2^125641790000 is an apocalyptic number.

125641790000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 125641790000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (152207100012).

125641790000 is an abundant number, since it is smaller than the sum of its proper divisors (178772410024).

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

125641790000 is an equidigital number, since it uses as much as digits as its factorization.

125641790000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9232 (or 9211 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 35.

The spelling of 125641790000 in words is "one hundred twenty-five billion, six hundred forty-one million, seven hundred ninety thousand".