4749841990656 has 880 divisors, whose sum is σ = 16846203432960. Its totient is φ = 1304456970240.

The previous prime is 4749841990633. The next prime is 4749841990739. The reversal of 4749841990656 is 6560991489474.

4749841990656 is a `hidden beast` number, since 4 + 7 + 498 + 41 + 9 + 90 + 6 + 5 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

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 79 ways as a sum of consecutive naturals, for example, 2933811415 + ... + 2933813033.

It is an arithmetic number, because the mean of its divisors is an integer number (19143412992).

Almost surely, 2^{4749841990656} 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 4749841990656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8423101716480).

4749841990656 is an abundant number, since it is smaller than the sum of its proper divisors (12096361442304).

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

4749841990656 is a wasteful number, since it uses less digits than its factorization.

4749841990656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1852 (or 1825 counting only the distinct ones).

The product of its (nonzero) digits is 470292480, while the sum is 72.

The spelling of 4749841990656 in words is "four trillion, seven hundred forty-nine billion, eight hundred forty-one million, nine hundred ninety thousand, six hundred fifty-six".