22054625738 has 4 divisors (see below), whose sum is σ = 33081938610. Its totient is φ = 11027312868.

The previous prime is 22054625737. The next prime is 22054625777. The reversal of 22054625738 is 83752645022.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 17568707209 + 4485918529 = 132547^2 + 66977^2 .

It is not an unprimeable number, because it can be changed into a prime (22054625737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5513656433 + ... + 5513656436.

Almost surely, 2^22054625738 is an apocalyptic number.

22054625738 is a deficient number, since it is larger than the sum of its proper divisors (11027312872).

22054625738 is a wasteful number, since it uses less digits than its factorization.

22054625738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11027312871.

The product of its (nonzero) digits is 806400, while the sum is 44.

The spelling of 22054625738 in words is "twenty-two billion, fifty-four million, six hundred twenty-five thousand, seven hundred thirty-eight".