22145041534345 has 16 divisors (see below), whose sum is σ = 27194818983552. Its totient is φ = 17302271011200.

The previous prime is 22145041534327. The next prime is 22145041534361. The reversal of 22145041534345 is 54343514054122.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-22145041534345 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3123381 + ... + 7351570.

It is an arithmetic number, because the mean of its divisors is an integer number (1699676186472).

Almost surely, 2^{22145041534345} is an apocalyptic number.

It is an amenable number.

22145041534345 is a deficient number, since it is larger than the sum of its proper divisors (5049777449207).

22145041534345 is a wasteful number, since it uses less digits than its factorization.

22145041534345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10484832.

The product of its (nonzero) digits is 1152000, while the sum is 43.

Adding to 22145041534345 its reverse (54343514054122), we get a palindrome (76488555588467).

The spelling of 22145041534345 in words is "twenty-two trillion, one hundred forty-five billion, forty-one million, five hundred thirty-four thousand, three hundred forty-five".