125796996220 has 288 divisors, whose sum is σ = 327682510848. Its totient is φ = 39674880000.

The previous prime is 125796996173. The next prime is 125796996277. The reversal of 125796996220 is 22699697521.

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 95 ways as a sum of consecutive naturals, for example, 313708020 + ... + 313708420.

It is an arithmetic number, because the mean of its divisors is an integer number (1137786496).

Almost surely, 2^125796996220 is an apocalyptic number.

125796996220 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 125796996220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (163841255424).

125796996220 is an abundant number, since it is smaller than the sum of its proper divisors (201885514628).

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

125796996220 is a wasteful number, since it uses less digits than its factorization.

125796996220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 573 (or 530 counting only the distinct ones).

The product of its (nonzero) digits is 7348320, while the sum is 58.

The spelling of 125796996220 in words is "one hundred twenty-five billion, seven hundred ninety-six million, nine hundred ninety-six thousand, two hundred twenty".