131519468563 has 6 divisors (see below), whose sum is σ = 152992034916. Its totient is φ = 112730973012.

The previous prime is 131519468543. The next prime is 131519468569. The reversal of 131519468563 is 365864915131.

It is not a de Polignac number, because 131519468563 - 2¹⁷ = 131519337491 is a prime.

It is a super-2 number, since 2×131519468563² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 131519468563.

It is not an unprimeable number, because it can be changed into a prime (131519468569) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1342035345 + ... + 1342035442.

It is an arithmetic number, because the mean of its divisors is an integer number (25498672486).

Almost surely, 2^131519468563 is an apocalyptic number.

131519468563 is a deficient number, since it is larger than the sum of its proper divisors (21472566353).

131519468563 is an equidigital number, since it uses as much as digits as its factorization.

131519468563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2684070801 (or 2684070794 counting only the distinct ones).

The product of its digits is 2332800, while the sum is 52.

The spelling of 131519468563 in words is "one hundred thirty-one billion, five hundred nineteen million, four hundred sixty-eight thousand, five hundred sixty-three".