78751662113411 has 8 divisors (see below), whose sum is σ = 90210720674304. Its totient is φ = 67344808831560.

The previous prime is 78751662113381. The next prime is 78751662113419. The reversal of 78751662113411 is 11431126615787.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 78751662113411 - 2²² = 78751657919107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (78751662113419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13051316525 + ... + 13051322558.

It is an arithmetic number, because the mean of its divisors is an integer number (11276340084288).

Almost surely, 2^{78751662113411} is an apocalyptic number.

78751662113411 is a deficient number, since it is larger than the sum of its proper divisors (11459058560893).

78751662113411 is a wasteful number, since it uses less digits than its factorization.

78751662113411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26102639521.

The product of its digits is 1693440, while the sum is 53.

The spelling of 78751662113411 in words is "seventy-eight trillion, seven hundred fifty-one billion, six hundred sixty-two million, one hundred thirteen thousand, four hundred eleven".