22645574342 has 4 divisors (see below), whose sum is σ = 33968361516. Its totient is φ = 11322787170.

The previous prime is 22645574293. The next prime is 22645574351. The reversal of 22645574342 is 24347554622.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 22645574293 and 22645574302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5661393584 + ... + 5661393587.

It is an arithmetic number, because the mean of its divisors is an integer number (8492090379).

Almost surely, 2^22645574342 is an apocalyptic number.

22645574342 is a deficient number, since it is larger than the sum of its proper divisors (11322787174).

22645574342 is a wasteful number, since it uses less digits than its factorization.

22645574342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11322787173.

The product of its digits is 1612800, while the sum is 44.

The spelling of 22645574342 in words is "twenty-two billion, six hundred forty-five million, five hundred seventy-four thousand, three hundred forty-two".