1625255163 has 12 divisors (see below), whose sum is σ = 2682961008. Its totient is φ = 928717200.

The previous prime is 1625255111. The next prime is 1625255167. The reversal of 1625255163 is 3615525261.

1625255163 is a `hidden beast` number, since 1 + 625 + 25 + 5 + 1 + 6 + 3 = 666.

It is not a de Polignac number, because 1625255163 - 2¹⁰ = 1625254139 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1625255167) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12898788 + ... + 12898913.

It is an arithmetic number, because the mean of its divisors is an integer number (223580084).

Almost surely, 2^1625255163 is an apocalyptic number.

1625255163 is a deficient number, since it is larger than the sum of its proper divisors (1057705845).

1625255163 is a wasteful number, since it uses less digits than its factorization.

1625255163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25797714 (or 25797711 counting only the distinct ones).

The product of its digits is 54000, while the sum is 36.

The square root of 1625255163 is about 40314.4535247596. The cubic root of 1625255163 is about 1175.7288763950.

The spelling of 1625255163 in words is "one billion, six hundred twenty-five million, two hundred fifty-five thousand, one hundred sixty-three".