20225820704 has 24 divisors (see below), whose sum is σ = 39822850620. Its totient is φ = 10112080896.

The previous prime is 20225820683. The next prime is 20225820749. The reversal of 20225820704 is 40702852202.

It can be written as a sum of positive squares in 2 ways, for example, as 15690067600 + 4535753104 = 125260^2 + 67348^2 .

It is a Harshad number since it is a multiple of its sum of digits (32).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 611372 + ... + 643604.

Almost surely, 2^20225820704 is an apocalyptic number.

It is an amenable number.

20225820704 is a deficient number, since it is larger than the sum of its proper divisors (19597029916).

20225820704 is a wasteful number, since it uses less digits than its factorization.

20225820704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51852 (or 51844 counting only the distinct ones).

The product of its (nonzero) digits is 17920, while the sum is 32.

The spelling of 20225820704 in words is "twenty billion, two hundred twenty-five million, eight hundred twenty thousand, seven hundred four".