4933376644 has 81 divisors (see below), whose sum is σ = 10461665487. Its totient is φ = 2029597248.

The previous prime is 4933376639. The next prime is 4933376689. The reversal of 4933376644 is 4466733394.

The square root of 4933376644 is 70238.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 1152602500 + 3780774144 = 33950^2 + 61488^2 .

It is a super-2 number, since 2×4933376644² = 48676410223129405472, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 28516542 + ... + 28516714.

Almost surely, 2^4933376644 is an apocalyptic number.

4933376644 is the 70238-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4933376644

4933376644 is an abundant number, since it is smaller than the sum of its proper divisors (5528288843).

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

4933376644 is a wasteful number, since it uses less digits than its factorization.

4933376644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 422 (or 211 counting only the distinct ones).

The product of its digits is 3919104, while the sum is 49.

The cubic root of 4933376644 is about 1702.3470055425.

Multiplying 4933376644 by its sum of digits (49), we get a square (241735455556 = 491666²).

4933376644 divided by its sum of digits (49) gives a square (100681156 = 10034²).

The spelling of 4933376644 in words is "four billion, nine hundred thirty-three million, three hundred seventy-six thousand, six hundred forty-four".