1625016908 has 12 divisors (see below), whose sum is σ = 2869870080. Its totient is φ = 805054032.

The previous prime is 1625016901. The next prime is 1625016937. The reversal of 1625016908 is 8096105261.

It is not an unprimeable number, because it can be changed into a prime (1625016901) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1863116 + ... + 1863987.

It is an arithmetic number, because the mean of its divisors is an integer number (239155840).

Almost surely, 2^1625016908 is an apocalyptic number.

It is an amenable number.

1625016908 is a deficient number, since it is larger than the sum of its proper divisors (1244853172).

1625016908 is a wasteful number, since it uses less digits than its factorization.

1625016908 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3727216 (or 3727214 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 38.

The square root of 1625016908 is about 40311.4984588765. The cubic root of 1625016908 is about 1175.6714214223.

The spelling of 1625016908 in words is "one billion, six hundred twenty-five million, sixteen thousand, nine hundred eight".