22208547842 has 16 divisors (see below), whose sum is σ = 35881296192. Its totient is φ = 10248399120.

The previous prime is 22208547827. The next prime is 22208547869. The reversal of 22208547842 is 24874580222.

It is a junction number, because it is equal to n+sod(n) for n = 22208547793 and 22208547802.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96413 + ... + 231759.

It is an arithmetic number, because the mean of its divisors is an integer number (2242581012).

Almost surely, 2^22208547842 is an apocalyptic number.

22208547842 is a deficient number, since it is larger than the sum of its proper divisors (13672748350).

22208547842 is a wasteful number, since it uses less digits than its factorization.

22208547842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141673.

The product of its (nonzero) digits is 573440, while the sum is 44.

The spelling of 22208547842 in words is "twenty-two billion, two hundred eight million, five hundred forty-seven thousand, eight hundred forty-two".