7865000792947 has 2 divisors, whose sum is σ = 7865000792948. Its totient is φ = 7865000792946.

The previous prime is 7865000792881. The next prime is 7865000793029. The reversal of 7865000792947 is 7492970005687.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 7865000792947 - 2³⁹ = 7315244979059 is a prime.

It is not a weakly prime, because it can be changed into another prime (7865000762947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3932500396473 + 3932500396474.

It is an arithmetic number, because the mean of its divisors is an integer number (3932500396474).

Almost surely, 2^{7865000792947} is an apocalyptic number.

7865000792947 is a deficient number, since it is larger than the sum of its proper divisors (1).

7865000792947 is an equidigital number, since it uses as much as digits as its factorization.

7865000792947 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 53343360, while the sum is 64.

The spelling of 7865000792947 in words is "seven trillion, eight hundred sixty-five billion, seven hundred ninety-two thousand, nine hundred forty-seven".