76548217313 has 4 divisors (see below), whose sum is σ = 76554937008. Its totient is φ = 76541497620.

The previous prime is 76548217309. The next prime is 76548217327. The reversal of 76548217313 is 31371284567.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 76548217313 - 2² = 76548217309 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (76548117313) 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, 3342731 + ... + 3365552.

It is an arithmetic number, because the mean of its divisors is an integer number (19138734252).

Almost surely, 2^76548217313 is an apocalyptic number.

It is an amenable number.

76548217313 is a deficient number, since it is larger than the sum of its proper divisors (6719695).

76548217313 is a wasteful number, since it uses less digits than its factorization.

76548217313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6719694.

The product of its digits is 846720, while the sum is 47.

The spelling of 76548217313 in words is "seventy-six billion, five hundred forty-eight million, two hundred seventeen thousand, three hundred thirteen".