64550363 has 2 divisors, whose sum is σ = 64550364. Its totient is φ = 64550362.

The previous prime is 64550357. The next prime is 64550461. The reversal of 64550363 is 36305546.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 64550363 - 2¹⁸ = 64288219 is a prime.

It is not a weakly prime, because it can be changed into another prime (64550333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32275181 + 32275182.

It is an arithmetic number, because the mean of its divisors is an integer number (32275182).

Almost surely, 2^64550363 is an apocalyptic number.

64550363 is a deficient number, since it is larger than the sum of its proper divisors (1).

64550363 is an equidigital number, since it uses as much as digits as its factorization.

64550363 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32400, while the sum is 32.

The square root of 64550363 is about 8034.3240537086. The cubic root of 64550363 is about 401.1433185266.

The spelling of 64550363 in words is "sixty-four million, five hundred fifty thousand, three hundred sixty-three".