76613721011423 has 2 divisors, whose sum is σ = 76613721011424. Its totient is φ = 76613721011422.

The previous prime is 76613721011407. The next prime is 76613721011533. The reversal of 76613721011423 is 32411012731667.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 76613721011423 - 2⁴ = 76613721011407 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (76613721011623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38306860505711 + 38306860505712.

It is an arithmetic number, because the mean of its divisors is an integer number (38306860505712).

Almost surely, 2^{76613721011423} is an apocalyptic number.

76613721011423 is a deficient number, since it is larger than the sum of its proper divisors (1).

76613721011423 is an equidigital number, since it uses as much as digits as its factorization.

76613721011423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 254016, while the sum is 44.

The spelling of 76613721011423 in words is "seventy-six trillion, six hundred thirteen billion, seven hundred twenty-one million, eleven thousand, four hundred twenty-three".