76122517213 has 2 divisors, whose sum is σ = 76122517214. Its totient is φ = 76122517212.

The previous prime is 76122517169. The next prime is 76122517217. The reversal of 76122517213 is 31271522167.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 67960840249 + 8161676964 = 260693^2 + 90342^2 .

It is an emirp because it is prime and its reverse (31271522167) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 76122517213 - 2¹⁷ = 76122386141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (76122517217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38061258606 + 38061258607.

It is an arithmetic number, because the mean of its divisors is an integer number (38061258607).

Almost surely, 2^76122517213 is an apocalyptic number.

It is an amenable number.

76122517213 is a deficient number, since it is larger than the sum of its proper divisors (1).

76122517213 is an equidigital number, since it uses as much as digits as its factorization.

76122517213 is an evil number, because the sum of its binary digits is even.

The product of its digits is 35280, while the sum is 37.

The spelling of 76122517213 in words is "seventy-six billion, one hundred twenty-two million, five hundred seventeen thousand, two hundred thirteen".