22404402244400 has 60 divisors (see below), whose sum is σ = 58719901530264. Its totient is φ = 8147055360000.

The previous prime is 22404402244327. The next prime is 22404402244417. The reversal of 22404402244400 is 444220440422.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2545950401 + ... + 2545959200.

Almost surely, 2^{22404402244400} is an apocalyptic number.

22404402244400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22404402244400 is an abundant number, since it is smaller than the sum of its proper divisors (36315499285864).

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

22404402244400 is a wasteful number, since it uses less digits than its factorization.

22404402244400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5091909630 (or 5091909619 counting only the distinct ones).

The product of its (nonzero) digits is 65536, while the sum is 32.

Adding to 22404402244400 its reverse (444220440422), we get a palindrome (22848622684822).

The spelling of 22404402244400 in words is "twenty-two trillion, four hundred four billion, four hundred two million, two hundred forty-four thousand, four hundred".