22137273796 has 27 divisors (see below), whose sum is σ = 42588532623. Its totient is φ = 10060909320.

The previous prime is 22137273793. The next prime is 22137273797. The reversal of 22137273796 is 69737273122.

The square root of 22137273796 is 148786.

It is a perfect power (a square), and thus also a powerful number.

It is a super-2 number, since 2×22137273796² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22137273793) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 3269911 + ... + 3276673.

Almost surely, 2^22137273796 is an apocalyptic number.

22137273796 is the 148786-th square number.

It is an amenable number.

22137273796 is a deficient number, since it is larger than the sum of its proper divisors (20451258827).

22137273796 is an frugal number, since it uses more digits than its factorization.

22137273796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13552 (or 6776 counting only the distinct ones).

The product of its digits is 1333584, while the sum is 49.

Multiplying 22137273796 by its sum of digits (49), we get a square (1084726416004 = 1041502²).

The spelling of 22137273796 in words is "twenty-two billion, one hundred thirty-seven million, two hundred seventy-three thousand, seven hundred ninety-six".