4636689876 has 432 divisors, whose sum is σ = 15685488000. Its totient is φ = 1142152704.

The previous prime is 4636689847. The next prime is 4636689881. The reversal of 4636689876 is 6789866364.

It is a Harshad number since it is a multiple of its sum of digits (63).

Its product of digits (62705664) is a multiple of the sum of its prime divisors (256).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 31118650 + ... + 31118798.

It is an arithmetic number, because the mean of its divisors is an integer number (36309000).

Almost surely, 2^4636689876 is an apocalyptic number.

4636689876 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4636689876, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7842744000).

4636689876 is an abundant number, since it is smaller than the sum of its proper divisors (11048798124).

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

4636689876 is a wasteful number, since it uses less digits than its factorization.

4636689876 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268 (or 256 counting only the distinct ones).

The product of its digits is 62705664, while the sum is 63.

The square root of 4636689876 is about 68093.2439820574. The cubic root of 4636689876 is about 1667.5134659169.

The spelling of 4636689876 in words is "four billion, six hundred thirty-six million, six hundred eighty-nine thousand, eight hundred seventy-six".