125263571552 has 48 divisors (see below), whose sum is σ = 282743651232. Its totient is φ = 53512842240.

The previous prime is 125263571473. The next prime is 125263571557. The reversal of 125263571552 is 255175362521.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125263571557) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 823199 + ... + 963422.

It is an arithmetic number, because the mean of its divisors is an integer number (5890492734).

Almost surely, 2^125263571552 is an apocalyptic number.

It is an amenable number.

125263571552 is an abundant number, since it is smaller than the sum of its proper divisors (157480079680).

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

125263571552 is a wasteful number, since it uses less digits than its factorization.

125263571552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1786951 (or 1786943 counting only the distinct ones).

The product of its digits is 630000, while the sum is 44.

The spelling of 125263571552 in words is "one hundred twenty-five billion, two hundred sixty-three million, five hundred seventy-one thousand, five hundred fifty-two".