22554342154 has 8 divisors (see below), whose sum is σ = 34386128388. Its totient is φ = 11092299360.

The previous prime is 22554342137. The next prime is 22554342157. The reversal of 22554342154 is 45124345522.

It can be written as a sum of positive squares in 2 ways, for example, as 19495699129 + 3058643025 = 139627^2 + 55305^2 .

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

It is not an unprimeable number, because it can be changed into a prime (22554342157) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 92435707 + ... + 92435950.

Almost surely, 2^22554342154 is an apocalyptic number.

22554342154 is a deficient number, since it is larger than the sum of its proper divisors (11831786234).

22554342154 is a wasteful number, since it uses less digits than its factorization.

22554342154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184871720.

The product of its digits is 192000, while the sum is 37.

Adding to 22554342154 its reverse (45124345522), we get a palindrome (67678687676).

The spelling of 22554342154 in words is "twenty-two billion, five hundred fifty-four million, three hundred forty-two thousand, one hundred fifty-four".