76763030765 has 4 divisors (see below), whose sum is σ = 92115636924. Its totient is φ = 61410424608.

The previous prime is 76763030719. The next prime is 76763030767. The reversal of 76763030765 is 56703036767.

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

It can be written as a sum of positive squares in 2 ways, for example, as 30059930884 + 46703099881 = 173378^2 + 216109^2 .

It is a cyclic number.

It is not a de Polignac number, because 76763030765 - 2¹⁰ = 76763029741 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76763030767) 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, 7676303072 + ... + 7676303081.

It is an arithmetic number, because the mean of its divisors is an integer number (23028909231).

Almost surely, 2^76763030765 is an apocalyptic number.

It is an amenable number.

76763030765 is a deficient number, since it is larger than the sum of its proper divisors (15352606159).

76763030765 is a wasteful number, since it uses less digits than its factorization.

76763030765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15352606158.

The product of its (nonzero) digits is 3333960, while the sum is 50.

The spelling of 76763030765 in words is "seventy-six billion, seven hundred sixty-three million, thirty thousand, seven hundred sixty-five".