131364560619 has 10 divisors (see below), whose sum is σ = 196235948700. Its totient is φ = 87576373692.

The previous prime is 131364560563. The next prime is 131364560623. The reversal of 131364560619 is 916065463131.

131364560619 is a `hidden beast` number, since 1 + 3 + 1 + 36 + 4 + 5 + 606 + 1 + 9 = 666.

It is not a de Polignac number, because 131364560619 - 2¹¹ = 131364558571 is a prime.

It is a super-2 number, since 2×131364560619² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (131364560659) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 810892269 + ... + 810892430.

It is an arithmetic number, because the mean of its divisors is an integer number (19623594870).

Almost surely, 2^131364560619 is an apocalyptic number.

131364560619 is a deficient number, since it is larger than the sum of its proper divisors (64871388081).

131364560619 is an equidigital number, since it uses as much as digits as its factorization.

131364560619 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1621784711 (or 1621784702 counting only the distinct ones).

The product of its (nonzero) digits is 349920, while the sum is 45.

The spelling of 131364560619 in words is "one hundred thirty-one billion, three hundred sixty-four million, five hundred sixty thousand, six hundred nineteen".