78656890419363 has 4 divisors (see below), whose sum is σ = 104875853892488. Its totient is φ = 52437926946240.

The previous prime is 78656890419347. The next prime is 78656890419377. The reversal of 78656890419363 is 36391409865687.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 78656890419363 - 2⁴ = 78656890419347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (78656990419363) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13109481736558 + ... + 13109481736563.

It is an arithmetic number, because the mean of its divisors is an integer number (26218963473122).

Almost surely, 2^{78656890419363} is an apocalyptic number.

78656890419363 is a deficient number, since it is larger than the sum of its proper divisors (26218963473125).

78656890419363 is a wasteful number, since it uses less digits than its factorization.

78656890419363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26218963473124.

The product of its (nonzero) digits is 1410877440, while the sum is 75.

The spelling of 78656890419363 in words is "seventy-eight trillion, six hundred fifty-six billion, eight hundred ninety million, four hundred nineteen thousand, three hundred sixty-three".