10564401444 has 36 divisors (see below), whose sum is σ = 24992721936. Its totient is φ = 3473206848.

The previous prime is 10564401389. The next prime is 10564401457. The reversal of 10564401444 is 44410446501.

It is a super-2 number, since 2×10564401444² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18654 + ... + 146549.

It is an arithmetic number, because the mean of its divisors is an integer number (694242276).

Almost surely, 2^10564401444 is an apocalyptic number.

It is an amenable number.

10564401444 is an abundant number, since it is smaller than the sum of its proper divisors (14428320492).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10564401444 is a wasteful number, since it uses less digits than its factorization.

10564401444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165356 (or 165281 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 33.

Adding to 10564401444 its reverse (44410446501), we get a palindrome (54974847945).

The spelling of 10564401444 in words is "ten billion, five hundred sixty-four million, four hundred one thousand, four hundred forty-four".