4645555616 has 24 divisors (see below), whose sum is σ = 9849472164. Its totient is φ = 2144102400.

The previous prime is 4645555597. The next prime is 4645555627. The reversal of 4645555616 is 6165555464.

It can be written as a sum of positive squares in 2 ways, for example, as 4277683216 + 367872400 = 65404^2 + 19180^2 .

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, 5583185 + ... + 5584016.

Almost surely, 2^4645555616 is an apocalyptic number.

It is an amenable number.

4645555616 is an abundant number, since it is smaller than the sum of its proper divisors (5203916548).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4645555616 is a wasteful number, since it uses less digits than its factorization.

4645555616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11167224 (or 11167216 counting only the distinct ones).

The product of its digits is 2160000, while the sum is 47.

The square root of 4645555616 is about 68158.3128899183. The cubic root of 4645555616 is about 1668.5755977856.

The spelling of 4645555616 in words is "four billion, six hundred forty-five million, five hundred fifty-five thousand, six hundred sixteen".