12022504444 has 24 divisors (see below), whose sum is σ = 21723867648. Its totient is φ = 5815788720.

The previous prime is 12022504423. The next prime is 12022504477. The reversal of 12022504444 is 44440522021.

It is a super-2 number, since 2×12022504444² (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 7 ways as a sum of consecutive naturals, for example, 553167 + ... + 574489.

It is an arithmetic number, because the mean of its divisors is an integer number (905161152).

Almost surely, 2^12022504444 is an apocalyptic number.

It is an amenable number.

12022504444 is a deficient number, since it is larger than the sum of its proper divisors (9701363204).

12022504444 is a wasteful number, since it uses less digits than its factorization.

12022504444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25905 (or 25903 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 28.

The spelling of 12022504444 in words is "twelve billion, twenty-two million, five hundred four thousand, four hundred forty-four".