97668522586619 has 2 divisors, whose sum is σ = 97668522586620. Its totient is φ = 97668522586618.

The previous prime is 97668522586601. The next prime is 97668522586627. The reversal of 97668522586619 is 91668522586679.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-97668522586619 is a prime.

It is a super-2 number, since 2×97668522586619² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (97668522586699) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48834261293309 + 48834261293310.

It is an arithmetic number, because the mean of its divisors is an integer number (48834261293310).

Almost surely, 2^{97668522586619} is an apocalyptic number.

97668522586619 is a deficient number, since it is larger than the sum of its proper divisors (1).

97668522586619 is an equidigital number, since it uses as much as digits as its factorization.

97668522586619 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4702924800, while the sum is 80.

The spelling of 97668522586619 in words is "ninety-seven trillion, six hundred sixty-eight billion, five hundred twenty-two million, five hundred eighty-six thousand, six hundred nineteen".