4615878720 has 56 divisors (see below), whose sum is σ = 14655417984. Its totient is φ = 1230900736.

The previous prime is 4615878697. The next prime is 4615878721. The reversal of 4615878720 is 278785164.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a self number, because there is not a number n which added to its sum of digits gives 4615878720.

It is not an unprimeable number, because it can be changed into a prime (4615878721) 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, 2403144 + ... + 2405063.

Almost surely, 2^4615878720 is an apocalyptic number.

4615878720 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4615878720 is an abundant number, since it is smaller than the sum of its proper divisors (10039539264).

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

4615878720 is a wasteful number, since it uses less digits than its factorization.

4615878720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4808227 (or 4808217 counting only the distinct ones).

The product of its (nonzero) digits is 752640, while the sum is 48.

The square root of 4615878720 is about 67940.2584628584. The cubic root of 4615878720 is about 1665.0149210938.

The spelling of 4615878720 in words is "four billion, six hundred fifteen million, eight hundred seventy-eight thousand, seven hundred twenty".