125829828571552 has 48 divisors (see below), whose sum is σ = 299771062194240. Its totient is φ = 50754888834048.

The previous prime is 125829828571529. The next prime is 125829828571609. The reversal of 125829828571552 is 255175828928521.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16521769902 + ... + 16521777517.

It is an arithmetic number, because the mean of its divisors is an integer number (6245230462380).

Almost surely, 2^{125829828571552} is an apocalyptic number.

It is an amenable number.

125829828571552 is an abundant number, since it is smaller than the sum of its proper divisors (173941233622688).

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

125829828571552 is a wasteful number, since it uses less digits than its factorization.

125829828571552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33043547453 (or 33043547445 counting only the distinct ones).

The product of its digits is 322560000, while the sum is 70.

The spelling of 125829828571552 in words is "one hundred twenty-five trillion, eight hundred twenty-nine billion, eight hundred twenty-eight million, five hundred seventy-one thousand, five hundred fifty-two".