7875363791 has 2 divisors, whose sum is σ = 7875363792. Its totient is φ = 7875363790.

The previous prime is 7875363689. The next prime is 7875363809. The reversal of 7875363791 is 1973635787.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7875363791 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7875363191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3937681895 + 3937681896.

It is an arithmetic number, because the mean of its divisors is an integer number (3937681896).

Almost surely, 2^7875363791 is an apocalyptic number.

7875363791 is a deficient number, since it is larger than the sum of its proper divisors (1).

7875363791 is an equidigital number, since it uses as much as digits as its factorization.

7875363791 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6667920, while the sum is 56.

The square root of 7875363791 is about 88743.2464528992. The cubic root of 7875363791 is about 1989.5592393537.

The spelling of 7875363791 in words is "seven billion, eight hundred seventy-five million, three hundred sixty-three thousand, seven hundred ninety-one".