5078662644 has 96 divisors (see below), whose sum is σ = 13237862400. Its totient is φ = 1502220160.

The previous prime is 5078662639. The next prime is 5078662657. The reversal of 5078662644 is 4462668705.

It is a super-2 number, since 2×5078662644² = 51585628503122141472, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5078662593 and 5078662602.

It is a congruent number.

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, 2970862 + ... + 2972570.

It is an arithmetic number, because the mean of its divisors is an integer number (137894400).

Almost surely, 2^5078662644 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 5078662644, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6618931200).

5078662644 is an abundant number, since it is smaller than the sum of its proper divisors (8159199756).

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

5078662644 is a wasteful number, since it uses less digits than its factorization.

5078662644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2253 (or 2251 counting only the distinct ones).

The product of its (nonzero) digits is 1935360, while the sum is 48.

The square root of 5078662644 is about 71264.7363287061. The cubic root of 5078662644 is about 1718.8967420118.

The spelling of 5078662644 in words is "five billion, seventy-eight million, six hundred sixty-two thousand, six hundred forty-four".