76340329812121 has 2 divisors, whose sum is σ = 76340329812122. Its totient is φ = 76340329812120.

The previous prime is 76340329812101. The next prime is 76340329812161. The reversal of 76340329812121 is 12121892304367.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 73323872940096 + 3016456872025 = 8562936^2 + 1736795^2 .

It is a cyclic number.

It is not a de Polignac number, because 76340329812121 - 2²¹ = 76340327714969 is a prime.

It is not a weakly prime, because it can be changed into another prime (76340329812101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38170164906060 + 38170164906061.

It is an arithmetic number, because the mean of its divisors is an integer number (38170164906061).

Almost surely, 2^{76340329812121} is an apocalyptic number.

It is an amenable number.

76340329812121 is a deficient number, since it is larger than the sum of its proper divisors (1).

76340329812121 is an equidigital number, since it uses as much as digits as its factorization.

76340329812121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 870912, while the sum is 49.

The spelling of 76340329812121 in words is "seventy-six trillion, three hundred forty billion, three hundred twenty-nine million, eight hundred twelve thousand, one hundred twenty-one".