65448767 has 2 divisors, whose sum is σ = 65448768. Its totient is φ = 65448766.

The previous prime is 65448763. The next prime is 65448811. The reversal of 65448767 is 76784456.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 65448767 - 2² = 65448763 is a prime.

It is a super-2 number, since 2×65448767² = 8567082203640578, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65448763) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32724383 + 32724384.

It is an arithmetic number, because the mean of its divisors is an integer number (32724384).

Almost surely, 2^65448767 is an apocalyptic number.

65448767 is a deficient number, since it is larger than the sum of its proper divisors (1).

65448767 is an equidigital number, since it uses as much as digits as its factorization.

65448767 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1128960, while the sum is 47.

The square root of 65448767 is about 8090.0412236280. The cubic root of 65448767 is about 402.9957719469.

The spelling of 65448767 in words is "sixty-five million, four hundred forty-eight thousand, seven hundred sixty-seven".