125691063452 has 12 divisors (see below), whose sum is σ = 222015056760. Its totient is φ = 62258190096.

The previous prime is 125691063431. The next prime is 125691063523. The reversal of 125691063452 is 254360196521.

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 3 ways as a sum of consecutive naturals, for example, 146834927 + ... + 146835782.

It is an arithmetic number, because the mean of its divisors is an integer number (18501254730).

Almost surely, 2^125691063452 is an apocalyptic number.

It is an amenable number.

125691063452 is a deficient number, since it is larger than the sum of its proper divisors (96323993308).

125691063452 is a wasteful number, since it uses less digits than its factorization.

125691063452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 293670820 (or 293670818 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 44.

The spelling of 125691063452 in words is "one hundred twenty-five billion, six hundred ninety-one million, sixty-three thousand, four hundred fifty-two".