22354012145 has 16 divisors (see below), whose sum is σ = 29210328000. Its totient is φ = 16357779648.

The previous prime is 22354012129. The next prime is 22354012157. The reversal of 22354012145 is 54121045322.

It is a cyclic number.

It is not a de Polignac number, because 22354012145 - 2⁴ = 22354012129 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 4054235 + ... + 4059744.

It is an arithmetic number, because the mean of its divisors is an integer number (1825645500).

Almost surely, 2^22354012145 is an apocalyptic number.

It is an amenable number.

22354012145 is a deficient number, since it is larger than the sum of its proper divisors (6856315855).

22354012145 is a wasteful number, since it uses less digits than its factorization.

22354012145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8114032.

The product of its (nonzero) digits is 9600, while the sum is 29.

Adding to 22354012145 its reverse (54121045322), we get a palindrome (76475057467).

The spelling of 22354012145 in words is "twenty-two billion, three hundred fifty-four million, twelve thousand, one hundred forty-five".