11450244145 has 16 divisors (see below), whose sum is σ = 14218770960. Its totient is φ = 8841417984.

The previous prime is 11450244139. The next prime is 11450244161. The reversal of 11450244145 is 54144205411.

It can be written as a sum of positive squares in 8 ways, for example, as 388129 + 11449856016 = 623^2 + 107004^2 .

It is a cyclic number.

It is not a de Polignac number, because 11450244145 - 2³ = 11450244137 is a prime.

It is a super-2 number, since 2×11450244145² (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 15 ways as a sum of consecutive naturals, for example, 498739 + ... + 521191.

It is an arithmetic number, because the mean of its divisors is an integer number (888673185).

Almost surely, 2^11450244145 is an apocalyptic number.

It is an amenable number.

11450244145 is a deficient number, since it is larger than the sum of its proper divisors (2768526815).

11450244145 is a wasteful number, since it uses less digits than its factorization.

11450244145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26004.

The product of its (nonzero) digits is 12800, while the sum is 31.

Adding to 11450244145 its reverse (54144205411), we get a palindrome (65594449556).

The spelling of 11450244145 in words is "eleven billion, four hundred fifty million, two hundred forty-four thousand, one hundred forty-five".