131599339146 has 64 divisors (see below), whose sum is σ = 322317797760. Its totient is φ = 39467450880.

The previous prime is 131599339141. The next prime is 131599339231. The reversal of 131599339146 is 641933995131.

131599339146 is a `hidden beast` number, since 1 + 3 + 1 + 599 + 3 + 3 + 9 + 1 + 46 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 131599339092 and 131599339101.

It is not an unprimeable number, because it can be changed into a prime (131599339141) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1084381 + ... + 1199616.

It is an arithmetic number, because the mean of its divisors is an integer number (5036215590).

Almost surely, 2^131599339146 is an apocalyptic number.

131599339146 is an abundant number, since it is smaller than the sum of its proper divisors (190718458614).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

131599339146 is a wasteful number, since it uses less digits than its factorization.

131599339146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2284116 (or 2284110 counting only the distinct ones).

The product of its digits is 2361960, while the sum is 54.

The spelling of 131599339146 in words is "one hundred thirty-one billion, five hundred ninety-nine million, three hundred thirty-nine thousand, one hundred forty-six".