1064225640263 has 4 divisors (see below), whose sum is σ = 1086868739040. Its totient is φ = 1041582541488.

The previous prime is 1064225640251. The next prime is 1064225640271. The reversal of 1064225640263 is 3620465224601.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1064225640263 - 2¹⁸ = 1064225378119 is a prime.

It is a super-2 number, since 2×1064225640263² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1064225640263.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1064225240263) by changing a digit.

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, 11321549318 + ... + 11321549411.

It is an arithmetic number, because the mean of its divisors is an integer number (271717184760).

Almost surely, 2^{1064225640263} is an apocalyptic number.

1064225640263 is a deficient number, since it is larger than the sum of its proper divisors (22643098777).

1064225640263 is an equidigital number, since it uses as much as digits as its factorization.

1064225640263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22643098776.

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

The spelling of 1064225640263 in words is "one trillion, sixty-four billion, two hundred twenty-five million, six hundred forty thousand, two hundred sixty-three".