20522222652 has 12 divisors (see below), whose sum is σ = 47885186216. Its totient is φ = 6840740880.

The previous prime is 20522222647. The next prime is 20522222723. The reversal of 20522222652 is 25622222502.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 855092599 + ... + 855092622.

Almost surely, 2^20522222652 is an apocalyptic number.

It is an amenable number.

20522222652 is an abundant number, since it is smaller than the sum of its proper divisors (27362963564).

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

20522222652 is a wasteful number, since it uses less digits than its factorization.

20522222652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1710185228 (or 1710185226 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 30.

The spelling of 20522222652 in words is "twenty billion, five hundred twenty-two million, two hundred twenty-two thousand, six hundred fifty-two".