1625882568 has 64 divisors (see below), whose sum is σ = 4177920000. Its totient is φ = 527072832.

The previous prime is 1625882563. The next prime is 1625882591. The reversal of 1625882568 is 8652885261.

It is a self number, because there is not a number n which added to its sum of digits gives 1625882568.

It is not an unprimeable number, because it can be changed into a prime (1625882563) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 120633 + ... + 133431.

It is an arithmetic number, because the mean of its divisors is an integer number (65280000).

Almost surely, 2^1625882568 is an apocalyptic number.

It is an amenable number.

1625882568 is an abundant number, since it is smaller than the sum of its proper divisors (2552037432).

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

1625882568 is a wasteful number, since it uses less digits than its factorization.

1625882568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12954 (or 12950 counting only the distinct ones).

The product of its digits is 1843200, while the sum is 51.

The square root of 1625882568 is about 40322.2341642920. The cubic root of 1625882568 is about 1175.8801476727.

The spelling of 1625882568 in words is "one billion, six hundred twenty-five million, eight hundred eighty-two thousand, five hundred sixty-eight".