1925051668 has 24 divisors (see below), whose sum is σ = 3494282400. Its totient is φ = 926862048.

The previous prime is 1925051657. The next prime is 1925051669. The reversal of 1925051668 is 8661505291.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1925051669) 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, 22071 + ... + 65857.

It is an arithmetic number, because the mean of its divisors is an integer number (145595100).

Almost surely, 2^1925051668 is an apocalyptic number.

It is an amenable number.

1925051668 is a deficient number, since it is larger than the sum of its proper divisors (1569230732).

1925051668 is a wasteful number, since it uses less digits than its factorization.

1925051668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44199 (or 44197 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 43.

The square root of 1925051668 is about 43875.4107445161. The cubic root of 1925051668 is about 1243.9820968740.

The spelling of 1925051668 in words is "one billion, nine hundred twenty-five million, fifty-one thousand, six hundred sixty-eight".