131424434322399 has 24 divisors (see below), whose sum is σ = 190480383475200. Its totient is φ = 87318977985360.

The previous prime is 131424434322373. The next prime is 131424434322403. The reversal of 131424434322399 is 993223434424131.

131424434322399 is a `hidden beast` number, since 1 + 3 + 1 + 4 + 244 + 3 + 4 + 3 + 2 + 2 + 399 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-131424434322399 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131424434322319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13846869 + ... + 21320990.

It is an arithmetic number, because the mean of its divisors is an integer number (7936682644800).

Almost surely, 2^{131424434322399} is an apocalyptic number.

131424434322399 is a deficient number, since it is larger than the sum of its proper divisors (59055949152801).

131424434322399 is a wasteful number, since it uses less digits than its factorization.

131424434322399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35169275 (or 35169272 counting only the distinct ones).

The product of its digits is 13436928, while the sum is 54.

The spelling of 131424434322399 in words is "one hundred thirty-one trillion, four hundred twenty-four billion, four hundred thirty-four million, three hundred twenty-two thousand, three hundred ninety-nine".