4651143980 has 48 divisors (see below), whose sum is σ = 11174042880. Its totient is φ = 1593064128.

The previous prime is 4651143907. The next prime is 4651143983. The reversal of 4651143980 is 893411564.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (4651143983) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 126359 + ... + 158961.

It is an arithmetic number, because the mean of its divisors is an integer number (232792560).

Almost surely, 2^4651143980 is an apocalyptic number.

It is an amenable number.

4651143980 is an abundant number, since it is smaller than the sum of its proper divisors (6522898900).

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

4651143980 is a wasteful number, since it uses less digits than its factorization.

4651143980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33638 (or 33636 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 41.

The square root of 4651143980 is about 68199.2960374226. The cubic root of 4651143980 is about 1669.2443998308.

The spelling of 4651143980 in words is "four billion, six hundred fifty-one million, one hundred forty-three thousand, nine hundred eighty".