64479763 has 2 divisors, whose sum is σ = 64479764. Its totient is φ = 64479762.

The previous prime is 64479719. The next prime is 64479773. The reversal of 64479763 is 36797446.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-64479763 is a prime.

It is not a weakly prime, because it can be changed into another prime (64479773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32239881 + 32239882.

It is an arithmetic number, because the mean of its divisors is an integer number (32239882).

Almost surely, 2^64479763 is an apocalyptic number.

64479763 is a deficient number, since it is larger than the sum of its proper divisors (1).

64479763 is an equidigital number, since it uses as much as digits as its factorization.

64479763 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 762048, while the sum is 46.

The square root of 64479763 is about 8029.9292026767. The cubic root of 64479763 is about 400.9970190677.

The spelling of 64479763 in words is "sixty-four million, four hundred seventy-nine thousand, seven hundred sixty-three".