4809912660 has 72 divisors (see below), whose sum is σ = 16674368256. Its totient is φ = 1099408320.

The previous prime is 4809912659. The next prime is 4809912671. The reversal of 4809912660 is 662199084.

It is a happy number.

4809912660 is a `hidden beast` number, since 480 + 9 + 91 + 26 + 60 = 666.

It is a super-3 number, since 3×4809912660³ (a number of 30 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1907436 + ... + 1909955.

It is an arithmetic number, because the mean of its divisors is an integer number (231588448).

Almost surely, 2^4809912660 is an apocalyptic number.

It is an amenable number.

4809912660 is an abundant number, since it is smaller than the sum of its proper divisors (11864455596).

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

4809912660 is a wasteful number, since it uses less digits than its factorization.

4809912660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3817413 (or 3817408 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 45.

The square root of 4809912660 is about 69353.5338681455. The cubic root of 4809912660 is about 1688.0257351220.

The spelling of 4809912660 in words is "four billion, eight hundred nine million, nine hundred twelve thousand, six hundred sixty".