2563635430236 has 24 divisors (see below), whose sum is σ = 5997434333184. Its totient is φ = 852313953520.

The previous prime is 2563635430229. The next prime is 2563635430319. The reversal of 2563635430236 is 6320345363652.

It is a super-2 number, since 2×2563635430236² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 278893950 + ... + 278903141.

It is an arithmetic number, because the mean of its divisors is an integer number (249893097216).

Almost surely, 2^{2563635430236} is an apocalyptic number.

It is an amenable number.

2563635430236 is an abundant number, since it is smaller than the sum of its proper divisors (3433798902948).

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

2563635430236 is a wasteful number, since it uses less digits than its factorization.

2563635430236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 557797481 (or 557797479 counting only the distinct ones).

The product of its (nonzero) digits is 6998400, while the sum is 48.

The spelling of 2563635430236 in words is "two trillion, five hundred sixty-three billion, six hundred thirty-five million, four hundred thirty thousand, two hundred thirty-six".