65770476007 has 2 divisors, whose sum is σ = 65770476008. Its totient is φ = 65770476006.

The previous prime is 65770475977. The next prime is 65770476011. The reversal of 65770476007 is 70067407756.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 65770476007 - 2¹¹ = 65770473959 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65770476077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32885238003 + 32885238004.

It is an arithmetic number, because the mean of its divisors is an integer number (32885238004).

Almost surely, 2^65770476007 is an apocalyptic number.

65770476007 is a deficient number, since it is larger than the sum of its proper divisors (1).

65770476007 is an equidigital number, since it uses as much as digits as its factorization.

65770476007 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728720, while the sum is 49.

The spelling of 65770476007 in words is "sixty-five billion, seven hundred seventy million, four hundred seventy-six thousand, seven".