7397711338723 has 2 divisors, whose sum is σ = 7397711338724. Its totient is φ = 7397711338722.

The previous prime is 7397711338679. The next prime is 7397711338781. The reversal of 7397711338723 is 3278331177937.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 7397711338723 - 2³⁷ = 7260272385251 is a prime.

It is a super-2 number, since 2×7397711338723² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (7397711336723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3698855669361 + 3698855669362.

It is an arithmetic number, because the mean of its divisors is an integer number (3698855669362).

Almost surely, 2^{7397711338723} is an apocalyptic number.

7397711338723 is a deficient number, since it is larger than the sum of its proper divisors (1).

7397711338723 is an equidigital number, since it uses as much as digits as its factorization.

7397711338723 is an evil number, because the sum of its binary digits is even.

The product of its digits is 28005264, while the sum is 61.

The spelling of 7397711338723 in words is "seven trillion, three hundred ninety-seven billion, seven hundred eleven million, three hundred thirty-eight thousand, seven hundred twenty-three".