4245155216 has 20 divisors (see below), whose sum is σ = 8235652572. Its totient is φ = 2119825536.

The previous prime is 4245155191. The next prime is 4245155231. The reversal of 4245155216 is 6125515424.

It can be written as a sum of positive squares in 2 ways, for example, as 936604816 + 3308550400 = 30604^2 + 57520^2 .

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, 159251 + ... + 183986.

Almost surely, 2^4245155216 is an apocalyptic number.

It is an amenable number.

4245155216 is a deficient number, since it is larger than the sum of its proper divisors (3990497356).

4245155216 is a wasteful number, since it uses less digits than its factorization.

4245155216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 344018 (or 344012 counting only the distinct ones).

The product of its digits is 48000, while the sum is 35.

The square root of 4245155216 is about 65154.8556594211. The cubic root of 4245155216 is about 1619.1901678106.

The spelling of 4245155216 in words is "four billion, two hundred forty-five million, one hundred fifty-five thousand, two hundred sixteen".