64466512622403 has 16 divisors (see below), whose sum is σ = 86511681200640. Its totient is φ = 42699565542816.

The previous prime is 64466512622401. The next prime is 64466512622429. The reversal of 64466512622403 is 30422621566446.

It is a happy number.

It is not a de Polignac number, because 64466512622403 - 2¹ = 64466512622401 is a prime.

It is not an unprimeable number, because it can be changed into a prime (64466512622401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2382843 + ... + 11602196.

It is an arithmetic number, because the mean of its divisors is an integer number (5406980075040).

Almost surely, 2^{64466512622403} is an apocalyptic number.

64466512622403 is a deficient number, since it is larger than the sum of its proper divisors (22045168578237).

64466512622403 is a wasteful number, since it uses less digits than its factorization.

64466512622403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13994986.

The product of its (nonzero) digits is 9953280, while the sum is 51.

The spelling of 64466512622403 in words is "sixty-four trillion, four hundred sixty-six billion, five hundred twelve million, six hundred twenty-two thousand, four hundred three".