7923346744387 has 2 divisors, whose sum is σ = 7923346744388. Its totient is φ = 7923346744386.

The previous prime is 7923346744333. The next prime is 7923346744393. The reversal of 7923346744387 is 7834476433297.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7923346744387 is a prime.

It is a super-4 number, since 4×7923346744387⁴ (a number of 53 digits) contains 4444 as substring.

It is not a weakly prime, because it can be changed into another prime (7923347744387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3961673372193 + 3961673372194.

It is an arithmetic number, because the mean of its divisors is an integer number (3961673372194).

Almost surely, 2^{7923346744387} is an apocalyptic number.

7923346744387 is a deficient number, since it is larger than the sum of its proper divisors (1).

7923346744387 is an equidigital number, since it uses as much as digits as its factorization.

7923346744387 is an evil number, because the sum of its binary digits is even.

The product of its digits is 512096256, while the sum is 67.

The spelling of 7923346744387 in words is "seven trillion, nine hundred twenty-three billion, three hundred forty-six million, seven hundred forty-four thousand, three hundred eighty-seven".