125144105432 has 32 divisors (see below), whose sum is σ = 238537768320. Its totient is φ = 61534429440.

The previous prime is 125144105417. The next prime is 125144105497. The reversal of 125144105432 is 234501441521.

It is a super-2 number, since 2×125144105432² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2855993 + ... + 2899479.

It is an arithmetic number, because the mean of its divisors is an integer number (7454305260).

Almost surely, 2^125144105432 is an apocalyptic number.

It is an amenable number.

125144105432 is a deficient number, since it is larger than the sum of its proper divisors (113393662888).

125144105432 is a wasteful number, since it uses less digits than its factorization.

125144105432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49451 (or 49447 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 32.

Adding to 125144105432 its reverse (234501441521), we get a palindrome (359645546953).

The spelling of 125144105432 in words is "one hundred twenty-five billion, one hundred forty-four million, one hundred five thousand, four hundred thirty-two".