65796172007 has 2 divisors, whose sum is σ = 65796172008. Its totient is φ = 65796172006.

The previous prime is 65796171983. The next prime is 65796172021. The reversal of 65796172007 is 70027169756.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 65796172007 - 2⁶ = 65796171943 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65796172027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32898086003 + 32898086004.

It is an arithmetic number, because the mean of its divisors is an integer number (32898086004).

Almost surely, 2^65796172007 is an apocalyptic number.

65796172007 is a deficient number, since it is larger than the sum of its proper divisors (1).

65796172007 is an equidigital number, since it uses as much as digits as its factorization.

65796172007 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1111320, while the sum is 50.

The spelling of 65796172007 in words is "sixty-five billion, seven hundred ninety-six million, one hundred seventy-two thousand, seven".