78307322363 has 2 divisors, whose sum is σ = 78307322364. Its totient is φ = 78307322362.

The previous prime is 78307322299. The next prime is 78307322407. The reversal of 78307322363 is 36322370387.

It is an a-pointer prime, because the next prime (78307322407) can be obtained adding 78307322363 to its sum of digits (44).

It is a strong prime.

It is an emirp because it is prime and its reverse (36322370387) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 78307322363 - 2⁶ = 78307322299 is a prime.

It is a super-2 number, since 2×78307322363² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (78307322563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39153661181 + 39153661182.

It is an arithmetic number, because the mean of its divisors is an integer number (39153661182).

Almost surely, 2^78307322363 is an apocalyptic number.

78307322363 is a deficient number, since it is larger than the sum of its proper divisors (1).

78307322363 is an equidigital number, since it uses as much as digits as its factorization.

78307322363 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 762048, while the sum is 44.

The spelling of 78307322363 in words is "seventy-eight billion, three hundred seven million, three hundred twenty-two thousand, three hundred sixty-three".