131349722616 has 144 divisors (see below), whose sum is σ = 423442819800. Its totient is φ = 36655694208.

The previous prime is 131349722593. The next prime is 131349722639. The reversal of 131349722616 is 616227943131.

131349722616 is a `hidden beast` number, since 1 + 3 + 1 + 3 + 4 + 9 + 7 + 22 + 616 = 666.

It is an interprime number because it is at equal distance from previous prime (131349722593) and next prime (131349722639).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 281211 + ... + 584618.

Almost surely, 2^131349722616 is an apocalyptic number.

It is an amenable number.

131349722616 is an abundant number, since it is smaller than the sum of its proper divisors (292093097184).

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

131349722616 is a wasteful number, since it uses less digits than its factorization.

131349722616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 865898 (or 865884 counting only the distinct ones).

The product of its digits is 326592, while the sum is 45.

The spelling of 131349722616 in words is "one hundred thirty-one billion, three hundred forty-nine million, seven hundred twenty-two thousand, six hundred sixteen".