4679121420 has 36 divisors (see below), whose sum is σ = 14193335520. Its totient is φ = 1247765664.

The previous prime is 4679121383. The next prime is 4679121439. The reversal of 4679121420 is 241219764.

It is a happy number.

4679121420 is a `hidden beast` number, since 46 + 79 + 121 + 420 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12997380 + ... + 12997739.

It is an arithmetic number, because the mean of its divisors is an integer number (394259320).

Almost surely, 2^4679121420 is an apocalyptic number.

It is an amenable number.

4679121420 is an abundant number, since it is smaller than the sum of its proper divisors (9514214100).

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

4679121420 is a wasteful number, since it uses less digits than its factorization.

4679121420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25995134 (or 25995129 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 4679121420 is about 68404.1038242590. The cubic root of 4679121420 is about 1672.5846431721.

The spelling of 4679121420 in words is "four billion, six hundred seventy-nine million, one hundred twenty-one thousand, four hundred twenty".