125590121452 has 12 divisors (see below), whose sum is σ = 221727693096. Its totient is φ = 62239352000.

The previous prime is 125590121381. The next prime is 125590121453. The reversal of 125590121452 is 254121095521.

It is a super-2 number, since 2×125590121452² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (125590121453) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 138926674 + ... + 138927577.

It is an arithmetic number, because the mean of its divisors is an integer number (18477307758).

Almost surely, 2^125590121452 is an apocalyptic number.

It is an amenable number.

125590121452 is a deficient number, since it is larger than the sum of its proper divisors (96137571644).

125590121452 is a wasteful number, since it uses less digits than its factorization.

125590121452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277854368 (or 277854366 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 37.

The spelling of 125590121452 in words is "one hundred twenty-five billion, five hundred ninety million, one hundred twenty-one thousand, four hundred fifty-two".