22455277690000 has 75 divisors (see below), whose sum is σ = 54367620126127. Its totient is φ = 8981921528000.

The previous prime is 22455277689967. The next prime is 22455277690039. The reversal of 22455277690000 is 9677255422.

It is a happy number.

The square root of 22455277690000 is 4738700.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1760493770896 + 20694783919104 = 1326836^2 + 4549152^2 .

It is a super-2 number, since 2×22455277690000² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 473846307 + ... + 473893693.

Almost surely, 2^{22455277690000} is an apocalyptic number.

22455277690000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

22455277690000 is the 4738700-th square number.

It is an amenable number.

22455277690000 is an abundant number, since it is smaller than the sum of its proper divisors (31912342436127).

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

22455277690000 is an frugal number, since it uses more digits than its factorization.

22455277690000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94802 (or 47394 counting only the distinct ones).

The product of its (nonzero) digits is 2116800, while the sum is 49.

The spelling of 22455277690000 in words is "twenty-two trillion, four hundred fifty-five billion, two hundred seventy-seven million, six hundred ninety thousand".