22104274632 has 64 divisors (see below), whose sum is σ = 60377175360. Its totient is φ = 6687955200.

The previous prime is 22104274631. The next prime is 22104274669. The reversal of 22104274632 is 23647240122.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a junction number, because it is equal to n+sod(n) for n = 22104274593 and 22104274602.

It is not an unprimeable number, because it can be changed into a prime (22104274631) 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, 108282 + ... + 236502.

It is an arithmetic number, because the mean of its divisors is an integer number (943393365).

Almost surely, 2^22104274632 is an apocalyptic number.

22104274632 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22104274632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30188587680).

22104274632 is an abundant number, since it is smaller than the sum of its proper divisors (38272900728).

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

22104274632 is a wasteful number, since it uses less digits than its factorization.

22104274632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128894 (or 128890 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 33.

The spelling of 22104274632 in words is "twenty-two billion, one hundred four million, two hundred seventy-four thousand, six hundred thirty-two".