1363647341256 has 32 divisors (see below), whose sum is σ = 3410327858400. Its totient is φ = 454387846400.

The previous prime is 1363647341213. The next prime is 1363647341257. The reversal of 1363647341256 is 6521437463631.

It is a junction number, because it is equal to n+sod(n) for n = 1363647341199 and 1363647341208.

It is not an unprimeable number, because it can be changed into a prime (1363647341257) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10010145 + ... + 10145456.

It is an arithmetic number, because the mean of its divisors is an integer number (106572745575).

Almost surely, 2^{1363647341256} is an apocalyptic number.

It is an amenable number.

1363647341256 is an abundant number, since it is smaller than the sum of its proper divisors (2046680517144).

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

1363647341256 is a wasteful number, since it uses less digits than its factorization.

1363647341256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20158429 (or 20158425 counting only the distinct ones).

The product of its digits is 6531840, while the sum is 51.

The spelling of 1363647341256 in words is "one trillion, three hundred sixty-three billion, six hundred forty-seven million, three hundred forty-one thousand, two hundred fifty-six".