22342012445 has 16 divisors (see below), whose sum is σ = 27202254960. Its totient is φ = 17612826624.

The previous prime is 22342012423. The next prime is 22342012457. The reversal of 22342012445 is 54421024322.

It can be written as a sum of positive squares in 8 ways, for example, as 5380075801 + 16961936644 = 73349^2 + 130238^2 .

It is a cyclic number.

It is not a de Polignac number, because 22342012445 - 2²⁸ = 22073576989 is a prime.

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, 384977 + ... + 439193.

It is an arithmetic number, because the mean of its divisors is an integer number (1700140935).

Almost surely, 2^22342012445 is an apocalyptic number.

It is an amenable number.

22342012445 is a deficient number, since it is larger than the sum of its proper divisors (4860242515).

22342012445 is a wasteful number, since it uses less digits than its factorization.

22342012445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55424.

The product of its (nonzero) digits is 15360, while the sum is 29.

Adding to 22342012445 its reverse (54421024322), we get a palindrome (76763036767).

The spelling of 22342012445 in words is "twenty-two billion, three hundred forty-two million, twelve thousand, four hundred forty-five".