22473805801842 has 64 divisors (see below), whose sum is σ = 49971413232000. Its totient is φ = 7486826324544.

The previous prime is 22473805801841. The next prime is 22473805801873. The reversal of 22473805801842 is 24810850837422.

It is a happy number.

22473805801842 is a `hidden beast` number, since 2 + 2 + 4 + 7 + 3 + 8 + 0 + 580 + 18 + 42 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (22473805801841) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1191034384 + ... + 1191053252.

It is an arithmetic number, because the mean of its divisors is an integer number (780803331750).

Almost surely, 2^{22473805801842} is an apocalyptic number.

22473805801842 is an abundant number, since it is smaller than the sum of its proper divisors (27497607430158).

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

22473805801842 is a wasteful number, since it uses less digits than its factorization.

22473805801842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30792 (or 30786 counting only the distinct ones).

The product of its (nonzero) digits is 6881280, while the sum is 54.

The spelling of 22473805801842 in words is "twenty-two trillion, four hundred seventy-three billion, eight hundred five million, eight hundred one thousand, eight hundred forty-two".