131623361104 has 20 divisors (see below), whose sum is σ = 255301459264. Its totient is φ = 65739113568.

The previous prime is 131623361003. The next prime is 131623361119. The reversal of 131623361104 is 401163326131.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4520472 + ... + 4549495.

Almost surely, 2^131623361104 is an apocalyptic number.

It is an amenable number.

131623361104 is a deficient number, since it is larger than the sum of its proper divisors (123678098160).

131623361104 is an equidigital number, since it uses as much as digits as its factorization.

131623361104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9070882 (or 9070876 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 31.

Adding to 131623361104 its reverse (401163326131), we get a palindrome (532786687235).

The spelling of 131623361104 in words is "one hundred thirty-one billion, six hundred twenty-three million, three hundred sixty-one thousand, one hundred four".