22545667234 has 8 divisors (see below), whose sum is σ = 33819735708. Its totient is φ = 11272422000.

The previous prime is 22545667231. The next prime is 22545667237. The reversal of 22545667234 is 43276654522.

It is an interprime number because it is at equal distance from previous prime (22545667231) and next prime (22545667237).

It can be written as a sum of positive squares in 2 ways, for example, as 21917914209 + 627753025 = 148047^2 + 25055^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×22545667234² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22545667231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 132057 + ... + 250060.

Almost surely, 2^22545667234 is an apocalyptic number.

22545667234 is a deficient number, since it is larger than the sum of its proper divisors (11274068474).

22545667234 is a wasteful number, since it uses less digits than its factorization.

22545667234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 411620.

The product of its digits is 2419200, while the sum is 46.

The spelling of 22545667234 in words is "twenty-two billion, five hundred forty-five million, six hundred sixty-seven thousand, two hundred thirty-four".