65380621367 has 2 divisors, whose sum is σ = 65380621368. Its totient is φ = 65380621366.

The previous prime is 65380621363. The next prime is 65380621387. The reversal of 65380621367 is 76312608356.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 65380621367 - 2² = 65380621363 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65380621363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32690310683 + 32690310684.

It is an arithmetic number, because the mean of its divisors is an integer number (32690310684).

Almost surely, 2^65380621367 is an apocalyptic number.

65380621367 is a deficient number, since it is larger than the sum of its proper divisors (1).

65380621367 is an equidigital number, since it uses as much as digits as its factorization.

65380621367 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1088640, while the sum is 47.

The spelling of 65380621367 in words is "sixty-five billion, three hundred eighty million, six hundred twenty-one thousand, three hundred sixty-seven".