3953455216 has 20 divisors (see below), whose sum is σ = 7662447072. Its totient is φ = 1976049536.

The previous prime is 3953455183. The next prime is 3953455237. The reversal of 3953455216 is 6125543593.

3953455216 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 7500 + ... + 89236.

Almost surely, 2^3953455216 is an apocalyptic number.

It is an amenable number.

3953455216 is a deficient number, since it is larger than the sum of its proper divisors (3708991856).

3953455216 is a wasteful number, since it uses less digits than its factorization.

3953455216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84768 (or 84762 counting only the distinct ones).

The product of its digits is 486000, while the sum is 43.

The square root of 3953455216 is about 62876.5076638326. The cubic root of 3953455216 is about 1581.2199113648.

The spelling of 3953455216 in words is "three billion, nine hundred fifty-three million, four hundred fifty-five thousand, two hundred sixteen".