78326674967627 has 2 divisors, whose sum is σ = 78326674967628. Its totient is φ = 78326674967626.

The previous prime is 78326674967587. The next prime is 78326674967641. The reversal of 78326674967627 is 72676947662387.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 78326674967627 - 2²⁴ = 78326658190411 is a prime.

It is a super-2 number, since 2×78326674967627² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (78326674967657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39163337483813 + 39163337483814.

It is an arithmetic number, because the mean of its divisors is an integer number (39163337483814).

Almost surely, 2^{78326674967627} is an apocalyptic number.

78326674967627 is a deficient number, since it is larger than the sum of its proper divisors (1).

78326674967627 is an equidigital number, since it uses as much as digits as its factorization.

78326674967627 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10754021376, while the sum is 80.

The spelling of 78326674967627 in words is "seventy-eight trillion, three hundred twenty-six billion, six hundred seventy-four million, nine hundred sixty-seven thousand, six hundred twenty-seven".