64431502314602 has 8 divisors (see below), whose sum is σ = 96704205305796. Its totient is φ = 32196767212672.

The previous prime is 64431502314593. The next prime is 64431502314653. The reversal of 64431502314602 is 20641320513446.

64431502314602 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 44817950333641 + 19613551980961 = 6694621^2 + 4428719^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 64431502314602.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9491968073 + ... + 9491974860.

Almost surely, 2^{64431502314602} is an apocalyptic number.

64431502314602 is a deficient number, since it is larger than the sum of its proper divisors (32272702991194).

64431502314602 is a wasteful number, since it uses less digits than its factorization.

64431502314602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18983944632.

The product of its (nonzero) digits is 414720, while the sum is 41.

The spelling of 64431502314602 in words is "sixty-four trillion, four hundred thirty-one billion, five hundred two million, three hundred fourteen thousand, six hundred two".