65442463 has 2 divisors, whose sum is σ = 65442464. Its totient is φ = 65442462.

The previous prime is 65442427. The next prime is 65442493. The reversal of 65442463 is 36424456.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 65442463 - 2¹⁷ = 65311391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65442413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32721231 + 32721232.

It is an arithmetic number, because the mean of its divisors is an integer number (32721232).

Almost surely, 2^65442463 is an apocalyptic number.

65442463 is a deficient number, since it is larger than the sum of its proper divisors (1).

65442463 is an equidigital number, since it uses as much as digits as its factorization.

65442463 is an evil number, because the sum of its binary digits is even.

The product of its digits is 69120, while the sum is 34.

The square root of 65442463 is about 8089.6515994201. The cubic root of 65442463 is about 402.9828327324.

The spelling of 65442463 in words is "sixty-five million, four hundred forty-two thousand, four hundred sixty-three".