22274536450 has 48 divisors (see below), whose sum is σ = 43963257600. Its totient is φ = 8367448320.

The previous prime is 22274536441. The next prime is 22274536451. The reversal of 22274536450 is 5463547222.

It is a happy number.

It is a super-3 number, since 3×22274536450³ (a number of 32 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (22274536451) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 365251 + ... + 421849.

It is an arithmetic number, because the mean of its divisors is an integer number (915901200).

Almost surely, 2^22274536450 is an apocalyptic number.

22274536450 is a deficient number, since it is larger than the sum of its proper divisors (21688721150).

22274536450 is a wasteful number, since it uses less digits than its factorization.

22274536450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57091 (or 57086 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 40.

The spelling of 22274536450 in words is "twenty-two billion, two hundred seventy-four million, five hundred thirty-six thousand, four hundred fifty".