20296522842 has 32 divisors (see below), whose sum is σ = 42004543680. Its totient is φ = 6530388480.

The previous prime is 20296522811. The next prime is 20296522843. The reversal of 20296522842 is 24822569202.

It is a junction number, because it is equal to n+sod(n) for n = 20296522794 and 20296522803.

It is not an unprimeable number, because it can be changed into a prime (20296522843) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 697578 + ... + 726090.

It is an arithmetic number, because the mean of its divisors is an integer number (1312641990).

Almost surely, 2^20296522842 is an apocalyptic number.

20296522842 is an abundant number, since it is smaller than the sum of its proper divisors (21708020838).

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

20296522842 is a wasteful number, since it uses less digits than its factorization.

20296522842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32638.

The product of its (nonzero) digits is 276480, while the sum is 42.

The spelling of 20296522842 in words is "twenty billion, two hundred ninety-six million, five hundred twenty-two thousand, eight hundred forty-two".