4655633840 has 160 divisors (see below), whose sum is σ = 13386643200. Its totient is φ = 1480412160.

The previous prime is 4655633839. The next prime is 4655633861. The reversal of 4655633840 is 483365564.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a junction number, because it is equal to n+sod(n) for n = 4655633791 and 4655633800.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 206651 + ... + 228069.

It is an arithmetic number, because the mean of its divisors is an integer number (83666520).

Almost surely, 2^4655633840 is an apocalyptic number.

4655633840 is a gapful number since it is divisible by the number (40) 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 4655633840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6693321600).

4655633840 is an abundant number, since it is smaller than the sum of its proper divisors (8731009360).

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

4655633840 is a wasteful number, since it uses less digits than its factorization.

4655633840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21475 (or 21469 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 44.

The square root of 4655633840 is about 68232.2052992573. The cubic root of 4655633840 is about 1669.7813475430.

The spelling of 4655633840 in words is "four billion, six hundred fifty-five million, six hundred thirty-three thousand, eight hundred forty".