20832253266 has 32 divisors (see below), whose sum is σ = 47428374528. Its totient is φ = 6038333840.

The previous prime is 20832253261. The next prime is 20832253279. The reversal of 20832253266 is 66235223802.

It is a super-2 number, since 2×20832253266² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (20832253261) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 6860226 + ... + 6863261.

It is an arithmetic number, because the mean of its divisors is an integer number (1482136704).

Almost surely, 2^20832253266 is an apocalyptic number.

20832253266 is an abundant number, since it is smaller than the sum of its proper divisors (26596121262).

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

20832253266 is a wasteful number, since it uses less digits than its factorization.

20832253266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13723526.

The product of its (nonzero) digits is 207360, while the sum is 39.

The spelling of 20832253266 in words is "twenty billion, eight hundred thirty-two million, two hundred fifty-three thousand, two hundred sixty-six".