4621331264 has 56 divisors (see below), whose sum is σ = 10020275616. Its totient is φ = 2097216000.

The previous prime is 4621331263. The next prime is 4621331287.

4621331264 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a self number, because there is not a number n which added to its sum of digits gives 4621331264.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4621331261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 460379 + ... + 470309.

Almost surely, 2^4621331264 is an apocalyptic number.

4621331264 is a gapful number since it is divisible by the number (44) 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 4621331264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5010137808).

4621331264 is an abundant number, since it is smaller than the sum of its proper divisors (5398944352).

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

4621331264 is a wasteful number, since it uses less digits than its factorization.

4621331264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10615 (or 10605 counting only the distinct ones).

The product of its digits is 20736, while the sum is 32.

The square root of 4621331264 is about 67980.3741090030. The cubic root of 4621331264 is about 1665.6702672227.

It can be divided in two parts, 46213 and 31264, that added together give a palindrome (77477).

The spelling of 4621331264 in words is "four billion, six hundred twenty-one million, three hundred thirty-one thousand, two hundred sixty-four".