76518420703 has 4 divisors (see below), whose sum is σ = 76526553960. Its totient is φ = 76510287448.

The previous prime is 76518420697. The next prime is 76518420721. The reversal of 76518420703 is 30702481567.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-76518420703 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 76518420703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76518421703) 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, 4052500 + ... + 4071337.

It is an arithmetic number, because the mean of its divisors is an integer number (19131638490).

Almost surely, 2^76518420703 is an apocalyptic number.

76518420703 is a deficient number, since it is larger than the sum of its proper divisors (8133257).

76518420703 is an equidigital number, since it uses as much as digits as its factorization.

76518420703 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8133256.

The product of its (nonzero) digits is 282240, while the sum is 43.

The spelling of 76518420703 in words is "seventy-six billion, five hundred eighteen million, four hundred twenty thousand, seven hundred three".