1263160557423 has 10 divisors (see below), whose sum is σ = 1886943548864. Its totient is φ = 842107038228.

The previous prime is 1263160557413. The next prime is 1263160557437. The reversal of 1263160557423 is 3247550613621.

1263160557423 is a `hidden beast` number, since 1 + 2 + 6 + 31 + 60 + 557 + 4 + 2 + 3 = 666.

It is not a de Polignac number, because 1263160557423 - 2²⁶ = 1263093448559 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1263160557413) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 7797287311 + ... + 7797287472.

Almost surely, 2^{1263160557423} is an apocalyptic number.

1263160557423 is a deficient number, since it is larger than the sum of its proper divisors (623782991441).

1263160557423 is an equidigital number, since it uses as much as digits as its factorization.

1263160557423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15594574795 (or 15594574786 counting only the distinct ones).

The product of its (nonzero) digits is 907200, while the sum is 45.

The spelling of 1263160557423 in words is "one trillion, two hundred sixty-three billion, one hundred sixty million, five hundred fifty-seven thousand, four hundred twenty-three".