20653232262 has 32 divisors (see below), whose sum is σ = 44490055680. Its totient is φ = 6353959200.

The previous prime is 20653232251. The next prime is 20653232263. The reversal of 20653232262 is 26223235602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20653232263) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 754939 + ... + 781817.

It is an arithmetic number, because the mean of its divisors is an integer number (1390314240).

Almost surely, 2^20653232262 is an apocalyptic number.

20653232262 is an abundant number, since it is smaller than the sum of its proper divisors (23836823418).

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

20653232262 is a wasteful number, since it uses less digits than its factorization.

20653232262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36748.

The product of its (nonzero) digits is 51840, while the sum is 33.

Adding to 20653232262 its reverse (26223235602), we get a palindrome (46876467864).

The spelling of 20653232262 in words is "twenty billion, six hundred fifty-three million, two hundred thirty-two thousand, two hundred sixty-two".