19608676531 has 2 divisors, whose sum is σ = 19608676532. Its totient is φ = 19608676530.

The previous prime is 19608676487. The next prime is 19608676561. The reversal of 19608676531 is 13567680691.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 19608676531 - 2⁷ = 19608676403 is a prime.

It is a super-2 number, since 2×19608676531² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (19608676561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9804338265 + 9804338266.

It is an arithmetic number, because the mean of its divisors is an integer number (9804338266).

Almost surely, 2^19608676531 is an apocalyptic number.

19608676531 is a deficient number, since it is larger than the sum of its proper divisors (1).

19608676531 is an equidigital number, since it uses as much as digits as its factorization.

19608676531 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1632960, while the sum is 52.

The spelling of 19608676531 in words is "nineteen billion, six hundred eight million, six hundred seventy-six thousand, five hundred thirty-one".