4661642232 has 128 divisors (see below), whose sum is σ = 13991745600. Its totient is φ = 1429553664.

The previous prime is 4661642221. The next prime is 4661642269. The reversal of 4661642232 is 2322461664.

4661642232 is a `hidden beast` number, since 4 + 6 + 6 + 1 + 642 + 2 + 3 + 2 = 666.

It is a super-3 number, since 3×4661642232³ (a number of 30 digits) contains 333 as substring.

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

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 887518 + ... + 892754.

Almost surely, 2^4661642232 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4661642232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6995872800).

4661642232 is an abundant number, since it is smaller than the sum of its proper divisors (9330103368).

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

4661642232 is a wasteful number, since it uses less digits than its factorization.

4661642232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5582 (or 5572 counting only the distinct ones).

The product of its digits is 82944, while the sum is 36.

The square root of 4661642232 is about 68276.2201062713. The cubic root of 4661642232 is about 1670.4993584791.

The spelling of 4661642232 in words is "four billion, six hundred sixty-one million, six hundred forty-two thousand, two hundred thirty-two".