7042664064923 has 2 divisors, whose sum is σ = 7042664064924. Its totient is φ = 7042664064922.

The previous prime is 7042664064893. The next prime is 7042664064967. The reversal of 7042664064923 is 3294604662407.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 7042664064923 - 2⁶ = 7042664064859 is a prime.

It is not a weakly prime, because it can be changed into another prime (7042664064823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3521332032461 + 3521332032462.

It is an arithmetic number, because the mean of its divisors is an integer number (3521332032462).

Almost surely, 2^{7042664064923} is an apocalyptic number.

7042664064923 is a deficient number, since it is larger than the sum of its proper divisors (1).

7042664064923 is an equidigital number, since it uses as much as digits as its factorization.

7042664064923 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10450944, while the sum is 53.

The spelling of 7042664064923 in words is "seven trillion, forty-two billion, six hundred sixty-four million, sixty-four thousand, nine hundred twenty-three".