64463365 has 8 divisors (see below), whose sum is σ = 80719488. Its totient is φ = 49328400.

The previous prime is 64463339. The next prime is 64463381. The reversal of 64463365 is 56336446.

64463365 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 64463365 - 2¹³ = 64455173 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 280161 + ... + 280390.

It is an arithmetic number, because the mean of its divisors is an integer number (10089936).

Almost surely, 2^64463365 is an apocalyptic number.

It is an amenable number.

64463365 is a deficient number, since it is larger than the sum of its proper divisors (16256123).

64463365 is a wasteful number, since it uses less digits than its factorization.

64463365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 560579.

The product of its digits is 155520, while the sum is 37.

The square root of 64463365 is about 8028.9080826723. The cubic root of 64463365 is about 400.9630233544.

It can be divided in two parts, 644 and 63365, that added together give a square (64009 = 253²).

The spelling of 64463365 in words is "sixty-four million, four hundred sixty-three thousand, three hundred sixty-five".