3900154568 has 16 divisors (see below), whose sum is σ = 7321977180. Its totient is φ = 1947627328.

The previous prime is 3900154553. The next prime is 3900154589. The reversal of 3900154568 is 8654510093.

3900154568 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 3393994564 + 506160004 = 58258^2 + 22498^2 .

It is a super-2 number, since 2×3900154568² = 30422411308582533248, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 299471 + ... + 312222.

Almost surely, 2^3900154568 is an apocalyptic number.

It is an amenable number.

3900154568 is a deficient number, since it is larger than the sum of its proper divisors (3421822612).

3900154568 is a wasteful number, since it uses less digits than its factorization.

3900154568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 612496 (or 612492 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 41.

The square root of 3900154568 is about 62451.2175061463. The cubic root of 3900154568 is about 1574.0817111813.

The spelling of 3900154568 in words is "three billion, nine hundred million, one hundred fifty-four thousand, five hundred sixty-eight".