5042997818244 has 45 divisors (see below), whose sum is σ = 13183498116327. Its totient is φ = 1680985798776.

The previous prime is 5042997818233. The next prime is 5042997818249. The reversal of 5042997818244 is 4428187992405.

The square root of 5042997818244 is 2245662.

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

5042997818244 is a `hidden beast` number, since 5 + 0 + 429 + 97 + 8 + 1 + 82 + 44 = 666.

It is not an unprimeable number, because it can be changed into a prime (5042997818249) by changing a digit.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 40359537 + ... + 40484295.

Almost surely, 2^{5042997818244} is an apocalyptic number.

5042997818244 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

5042997818244 is the 2245662-nd square number.

It is an amenable number.

5042997818244 is an abundant number, since it is smaller than the sum of its proper divisors (8140500298083).

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

5042997818244 is an frugal number, since it uses more digits than its factorization.

5042997818244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249534 (or 124764 counting only the distinct ones).

The product of its (nonzero) digits is 46448640, while the sum is 63.

It can be divided in two parts, 5042997 and 818244, that added together give a square (5861241 = 2421²).

The spelling of 5042997818244 in words is "five trillion, forty-two billion, nine hundred ninety-seven million, eight hundred eighteen thousand, two hundred forty-four".