64351065 has 8 divisors (see below), whose sum is σ = 102961728. Its totient is φ = 34320560.

The previous prime is 64351057. The next prime is 64351073. The reversal of 64351065 is 56015346.

It is an interprime number because it is at equal distance from previous prime (64351057) and next prime (64351073).

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

It is not a de Polignac number, because 64351065 - 2³ = 64351057 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2145021 + ... + 2145050.

It is an arithmetic number, because the mean of its divisors is an integer number (12870216).

Almost surely, 2^64351065 is an apocalyptic number.

It is an amenable number.

64351065 is a deficient number, since it is larger than the sum of its proper divisors (38610663).

64351065 is a wasteful number, since it uses less digits than its factorization.

64351065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4290079.

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 64351065 is about 8021.9115552342. The cubic root of 64351065 is about 400.7300521656.

The spelling of 64351065 in words is "sixty-four million, three hundred fifty-one thousand, sixty-five".