131564423063 has 8 divisors (see below), whose sum is σ = 132579972096. Its totient is φ = 130549044600.

The previous prime is 131564423051. The next prime is 131564423071. The reversal of 131564423063 is 360324465131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 131564423063 - 2¹⁰ = 131564422039 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 (131564423663) 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, 1817228 + ... + 1888238.

It is an arithmetic number, because the mean of its divisors is an integer number (16572496512).

Almost surely, 2^131564423063 is an apocalyptic number.

131564423063 is a deficient number, since it is larger than the sum of its proper divisors (1015549033).

131564423063 is a wasteful number, since it uses less digits than its factorization.

131564423063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85285.

The product of its (nonzero) digits is 155520, while the sum is 38.

Adding to 131564423063 its reverse (360324465131), we get a palindrome (491888888194).

The spelling of 131564423063 in words is "one hundred thirty-one billion, five hundred sixty-four million, four hundred twenty-three thousand, sixty-three".