19925322115267 has 2 divisors, whose sum is σ = 19925322115268. Its totient is φ = 19925322115266.

The previous prime is 19925322115261. The next prime is 19925322115271. The reversal of 19925322115267 is 76251122352991.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-19925322115267 is a prime.

It is a super-2 number, since 2×19925322115267² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (19925322115261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9962661057633 + 9962661057634.

It is an arithmetic number, because the mean of its divisors is an integer number (9962661057634).

Almost surely, 2^{19925322115267} is an apocalyptic number.

19925322115267 is a deficient number, since it is larger than the sum of its proper divisors (1).

19925322115267 is an equidigital number, since it uses as much as digits as its factorization.

19925322115267 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4082400, while the sum is 55.

The spelling of 19925322115267 in words is "nineteen trillion, nine hundred twenty-five billion, three hundred twenty-two million, one hundred fifteen thousand, two hundred sixty-seven".