20525530202 has 16 divisors (see below), whose sum is σ = 31194979200. Its totient is φ = 10127345280.

The previous prime is 20525530153. The next prime is 20525530213. The reversal of 20525530202 is 20203552502.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 264077 + ... + 332847.

It is an arithmetic number, because the mean of its divisors is an integer number (1949686200).

Almost surely, 2^20525530202 is an apocalyptic number.

20525530202 is a deficient number, since it is larger than the sum of its proper divisors (10669448998).

20525530202 is a wasteful number, since it uses less digits than its factorization.

20525530202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70741.

The product of its (nonzero) digits is 6000, while the sum is 26.

The spelling of 20525530202 in words is "twenty billion, five hundred twenty-five million, five hundred thirty thousand, two hundred two".