76718769343 has 4 divisors (see below), whose sum is σ = 76744664568. Its totient is φ = 76692874120.

The previous prime is 76718769319. The next prime is 76718769367. The reversal of 76718769343 is 34396781767.

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

It is an interprime number because it is at equal distance from previous prime (76718769319) and next prime (76718769367).

It is a cyclic number.

It is not a de Polignac number, because 76718769343 - 2⁹ = 76718768831 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76718769313) 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, 12943168 + ... + 12949093.

It is an arithmetic number, because the mean of its divisors is an integer number (19186166142).

Almost surely, 2^76718769343 is an apocalyptic number.

76718769343 is a deficient number, since it is larger than the sum of its proper divisors (25895225).

76718769343 is a wasteful number, since it uses less digits than its factorization.

76718769343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25895224.

The product of its digits is 32006016, while the sum is 61.

The spelling of 76718769343 in words is "seventy-six billion, seven hundred eighteen million, seven hundred sixty-nine thousand, three hundred forty-three".