78846704552311 has 2 divisors, whose sum is σ = 78846704552312. Its totient is φ = 78846704552310.

The previous prime is 78846704552257. The next prime is 78846704552333. The reversal of 78846704552311 is 11325540764887.

It is a strong prime.

It is an emirp because it is prime and its reverse (11325540764887) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 78846704552311 - 2⁷ = 78846704552183 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 78846704552311.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (78846705552311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39423352276155 + 39423352276156.

It is an arithmetic number, because the mean of its divisors is an integer number (39423352276156).

Almost surely, 2^{78846704552311} is an apocalyptic number.

78846704552311 is a deficient number, since it is larger than the sum of its proper divisors (1).

78846704552311 is an equidigital number, since it uses as much as digits as its factorization.

78846704552311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 45158400, while the sum is 61.

The spelling of 78846704552311 in words is "seventy-eight trillion, eight hundred forty-six billion, seven hundred four million, five hundred fifty-two thousand, three hundred eleven".