65395756747 has 2 divisors, whose sum is σ = 65395756748. Its totient is φ = 65395756746.

The previous prime is 65395756681. The next prime is 65395756781. The reversal of 65395756747 is 74765759356.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 65395756747 - 2²³ = 65387368139 is a prime.

It is not a weakly prime, because it can be changed into another prime (65395756147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32697878373 + 32697878374.

It is an arithmetic number, because the mean of its divisors is an integer number (32697878374).

Almost surely, 2^65395756747 is an apocalyptic number.

65395756747 is a deficient number, since it is larger than the sum of its proper divisors (1).

65395756747 is an equidigital number, since it uses as much as digits as its factorization.

65395756747 is an evil number, because the sum of its binary digits is even.

The product of its digits is 166698000, while the sum is 64.

The spelling of 65395756747 in words is "sixty-five billion, three hundred ninety-five million, seven hundred fifty-six thousand, seven hundred forty-seven".