10564387138226 has 4 divisors (see below), whose sum is σ = 15846580707342. Its totient is φ = 5282193569112.

The previous prime is 10564387138211. The next prime is 10564387138237. The reversal of 10564387138226 is 62283178346501.

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

It can be written as a sum of positive squares in only one way, i.e., 7295157912025 + 3269229226201 = 2700955^2 + 1808101^2 .

It is a super-2 number, since 2×10564387138226² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2641096784555 + ... + 2641096784558.

Almost surely, 2^{10564387138226} is an apocalyptic number.

10564387138226 is a deficient number, since it is larger than the sum of its proper divisors (5282193569116).

10564387138226 is an equidigital number, since it uses as much as digits as its factorization.

10564387138226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5282193569115.

The product of its (nonzero) digits is 11612160, while the sum is 56.

The spelling of 10564387138226 in words is "ten trillion, five hundred sixty-four billion, three hundred eighty-seven million, one hundred thirty-eight thousand, two hundred twenty-six".