125344253421252 has 72 divisors (see below), whose sum is σ = 322317517721472. Its totient is φ = 41062320446400.

The previous prime is 125344253421251. The next prime is 125344253421287. The reversal of 125344253421252 is 252124352443521.

125344253421252 is a `hidden beast` number, since 1 + 2 + 5 + 3 + 4 + 42 + 534 + 21 + 2 + 52 = 666.

It is a super-2 number, since 2×125344253421252² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 125344253421198 and 125344253421207.

It is not an unprimeable number, because it can be changed into a prime (125344253421251) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 59246899 + ... + 61326042.

It is an arithmetic number, because the mean of its divisors is an integer number (4476632190576).

Almost surely, 2^{125344253421252} is an apocalyptic number.

125344253421252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

125344253421252 is an abundant number, since it is smaller than the sum of its proper divisors (196973264300220).

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

125344253421252 is a wasteful number, since it uses less digits than its factorization.

125344253421252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120573449 (or 120573444 counting only the distinct ones).

The product of its digits is 2304000, while the sum is 45.

The spelling of 125344253421252 in words is "one hundred twenty-five trillion, three hundred forty-four billion, two hundred fifty-three million, four hundred twenty-one thousand, two hundred fifty-two".