22406564342 has 4 divisors (see below), whose sum is σ = 33609846516. Its totient is φ = 11203282170.

The previous prime is 22406564339. The next prime is 22406564353. The reversal of 22406564342 is 24346560422.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 24346560422 = 2 ⋅12173280211.

It is a super-2 number, since 2×22406564342² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22406564296 and 22406564305.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5601641084 + ... + 5601641087.

It is an arithmetic number, because the mean of its divisors is an integer number (8402461629).

Almost surely, 2^22406564342 is an apocalyptic number.

22406564342 is a deficient number, since it is larger than the sum of its proper divisors (11203282174).

22406564342 is a wasteful number, since it uses less digits than its factorization.

22406564342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11203282173.

The product of its (nonzero) digits is 276480, while the sum is 38.

The spelling of 22406564342 in words is "twenty-two billion, four hundred six million, five hundred sixty-four thousand, three hundred forty-two".