22346500340 has 24 divisors (see below), whose sum is σ = 49688101512. Its totient is φ = 8412800000.

The previous prime is 22346500301. The next prime is 22346500349. The reversal of 22346500340 is 4300564322.

It can be written as a sum of positive squares in 4 ways, for example, as 239568484 + 22106931856 = 15478^2 + 148684^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22346500349) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32862161 + ... + 32862840.

It is an arithmetic number, because the mean of its divisors is an integer number (2070337563).

Almost surely, 2^22346500340 is an apocalyptic number.

22346500340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22346500340 is an abundant number, since it is smaller than the sum of its proper divisors (27341601172).

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

22346500340 is a wasteful number, since it uses less digits than its factorization.

22346500340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65725027 (or 65725025 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 29.

The spelling of 22346500340 in words is "twenty-two billion, three hundred forty-six million, five hundred thousand, three hundred forty".