78327079703 has 2 divisors, whose sum is σ = 78327079704. Its totient is φ = 78327079702.

The previous prime is 78327079667. The next prime is 78327079759. The reversal of 78327079703 is 30797072387.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 78327079703 - 2³⁶ = 9607602967 is a prime.

It is a super-2 number, since 2×78327079703² (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 (78327079003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39163539851 + 39163539852.

It is an arithmetic number, because the mean of its divisors is an integer number (39163539852).

Almost surely, 2^78327079703 is an apocalyptic number.

78327079703 is a deficient number, since it is larger than the sum of its proper divisors (1).

78327079703 is an equidigital number, since it uses as much as digits as its factorization.

78327079703 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3111696, while the sum is 53.

The spelling of 78327079703 in words is "seventy-eight billion, three hundred twenty-seven million, seventy-nine thousand, seven hundred three".