22053161262 has 128 divisors (see below), whose sum is σ = 52116825600. Its totient is φ = 6148915200.

The previous prime is 22053161261. The next prime is 22053161293. The reversal of 22053161262 is 26216135022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22053161261) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 13212564 + ... + 13214232.

It is an arithmetic number, because the mean of its divisors is an integer number (407162700).

Almost surely, 2^22053161262 is an apocalyptic number.

22053161262 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 22053161262, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26058412800).

22053161262 is an abundant number, since it is smaller than the sum of its proper divisors (30063664338).

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

22053161262 is a wasteful number, since it uses less digits than its factorization.

22053161262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2002.

The product of its (nonzero) digits is 8640, while the sum is 30.

Adding to 22053161262 its reverse (26216135022), we get a palindrome (48269296284).

It can be divided in two parts, 22053 and 161262, that added together give a triangular number (183315 = T₆₀₅).

The spelling of 22053161262 in words is "twenty-two billion, fifty-three million, one hundred sixty-one thousand, two hundred sixty-two".