4994402553856 has 39 divisors (see below), whose sum is σ = 9987871800871. Its totient is φ = 2497129762816.

The previous prime is 4994402553839. The next prime is 4994402553887. The reversal of 4994402553856 is 6583552044994.

The square root of 4994402553856 is 2234816.

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

It is a Harshad number since it is a multiple of its sum of digits (64).

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 143010765 + ... + 143045683.

Almost surely, 2^{4994402553856} is an apocalyptic number.

4994402553856 is the 2234816-th square number.

It is an amenable number.

4994402553856 is a deficient number, since it is larger than the sum of its proper divisors (4993469247015).

4994402553856 is an frugal number, since it uses more digits than its factorization.

4994402553856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69862 (or 34921 counting only the distinct ones).

The product of its (nonzero) digits is 186624000, while the sum is 64.

Multiplying 4994402553856 by its sum of digits (64), we get a square (319641763446784 = 17878528²).

4994402553856 divided by its sum of digits (64) gives a square (78037539904 = 279352²).

The spelling of 4994402553856 in words is "four trillion, nine hundred ninety-four billion, four hundred two million, five hundred fifty-three thousand, eight hundred fifty-six".