2622642247863 has 32 divisors (see below), whose sum is σ = 4240968076800. Its totient is φ = 1588597272000.

The previous prime is 2622642247831. The next prime is 2622642247873. The reversal of 2622642247863 is 3687422462262.

2622642247863 is a `hidden beast` number, since 2 + 62 + 264 + 2 + 247 + 86 + 3 = 666.

It is not a de Polignac number, because 2622642247863 - 2⁵ = 2622642247831 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2622642247873) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1916643 + ... + 2986436.

It is an arithmetic number, because the mean of its divisors is an integer number (132530252400).

Almost surely, 2^{2622642247863} is an apocalyptic number.

2622642247863 is a deficient number, since it is larger than the sum of its proper divisors (1618325828937).

2622642247863 is a wasteful number, since it uses less digits than its factorization.

2622642247863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4904900 (or 4904894 counting only the distinct ones).

The product of its digits is 18579456, while the sum is 54.

The spelling of 2622642247863 in words is "two trillion, six hundred twenty-two billion, six hundred forty-two million, two hundred forty-seven thousand, eight hundred sixty-three".