125320351422040 has 64 divisors (see below), whose sum is σ = 290029736525760. Its totient is φ = 48699538398720.

The previous prime is 125320351421999. The next prime is 125320351422041. The reversal of 125320351422040 is 40224153023521.

It is a junction number, because it is equal to n+sod(n) for n = 125320351421987 and 125320351422005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125320351422041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63073092 + ... + 65029651.

It is an arithmetic number, because the mean of its divisors is an integer number (4531714633215).

Almost surely, 2^{125320351422040} is an apocalyptic number.

125320351422040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

125320351422040 is an abundant number, since it is smaller than the sum of its proper divisors (164709385103720).

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

125320351422040 is a wasteful number, since it uses less digits than its factorization.

125320351422040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128103452 (or 128103448 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 34.

The spelling of 125320351422040 in words is "one hundred twenty-five trillion, three hundred twenty billion, three hundred fifty-one million, four hundred twenty-two thousand, forty".