20622767252 has 24 divisors (see below), whose sum is σ = 38860456320. Its totient is φ = 9540341120.

The previous prime is 20622767239. The next prime is 20622767317. The reversal of 20622767252 is 25276722602.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2566124 + ... + 2574147.

It is an arithmetic number, because the mean of its divisors is an integer number (1619185680).

Almost surely, 2^20622767252 is an apocalyptic number.

It is an amenable number.

20622767252 is a deficient number, since it is larger than the sum of its proper divisors (18237689068).

20622767252 is a wasteful number, since it uses less digits than its factorization.

20622767252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5140351 (or 5140349 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 41.

The spelling of 20622767252 in words is "twenty billion, six hundred twenty-two million, seven hundred sixty-seven thousand, two hundred fifty-two".