64986463 has 2 divisors, whose sum is σ = 64986464. Its totient is φ = 64986462.

The previous prime is 64986457. The next prime is 64986469. The reversal of 64986463 is 36468946.

It is a balanced prime because it is at equal distance from previous prime (64986457) and next prime (64986469).

It is a cyclic number.

It is not a de Polignac number, because 64986463 - 2²¹ = 62889311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (64986469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32493231 + 32493232.

It is an arithmetic number, because the mean of its divisors is an integer number (32493232).

Almost surely, 2^64986463 is an apocalyptic number.

64986463 is a deficient number, since it is larger than the sum of its proper divisors (1).

64986463 is an equidigital number, since it uses as much as digits as its factorization.

64986463 is an evil number, because the sum of its binary digits is even.

The product of its digits is 746496, while the sum is 46.

The square root of 64986463 is about 8061.4181754825. The cubic root of 64986463 is about 402.0446618366.

The spelling of 64986463 in words is "sixty-four million, nine hundred eighty-six thousand, four hundred sixty-three".