78090051367 has 2 divisors, whose sum is σ = 78090051368. Its totient is φ = 78090051366.

The previous prime is 78090051349. The next prime is 78090051371. The reversal of 78090051367 is 76315009087.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 78090051367 - 2⁷ = 78090051239 is a prime.

It is a super-2 number, since 2×78090051367² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (78090051317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39045025683 + 39045025684.

It is an arithmetic number, because the mean of its divisors is an integer number (39045025684).

Almost surely, 2^78090051367 is an apocalyptic number.

78090051367 is a deficient number, since it is larger than the sum of its proper divisors (1).

78090051367 is an equidigital number, since it uses as much as digits as its factorization.

78090051367 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 317520, while the sum is 46.

The spelling of 78090051367 in words is "seventy-eight billion, ninety million, fifty-one thousand, three hundred sixty-seven".