12044422535 has 16 divisors (see below), whose sum is σ = 15601775040. Its totient is φ = 8898785280.

The previous prime is 12044422517. The next prime is 12044422543. The reversal of 12044422535 is 53522444021.

It is not a de Polignac number, because 12044422535 - 2⁶ = 12044422471 is a prime.

It is a super-2 number, since 2×12044422535² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

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, 1802426 + ... + 1809095.

It is an arithmetic number, because the mean of its divisors is an integer number (975110940).

Almost surely, 2^12044422535 is an apocalyptic number.

12044422535 is a deficient number, since it is larger than the sum of its proper divisors (3557352505).

12044422535 is a wasteful number, since it uses less digits than its factorization.

12044422535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3611578.

The product of its (nonzero) digits is 38400, while the sum is 32.

Adding to 12044422535 its reverse (53522444021), we get a palindrome (65566866556).

The spelling of 12044422535 in words is "twelve billion, forty-four million, four hundred twenty-two thousand, five hundred thirty-five".