22340422452 has 48 divisors (see below), whose sum is σ = 55801267200. Its totient is φ = 6935292000.

The previous prime is 22340422441. The next prime is 22340422501. The reversal of 22340422452 is 25422404322.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 816924 + ... + 843827.

It is an arithmetic number, because the mean of its divisors is an integer number (1162526400).

Almost surely, 2^22340422452 is an apocalyptic number.

It is an amenable number.

22340422452 is an abundant number, since it is smaller than the sum of its proper divisors (33460844748).

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

22340422452 is a wasteful number, since it uses less digits than its factorization.

22340422452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1660836 (or 1660834 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 30.

Adding to 22340422452 its reverse (25422404322), we get a palindrome (47762826774).

The spelling of 22340422452 in words is "twenty-two billion, three hundred forty million, four hundred twenty-two thousand, four hundred fifty-two".