22541143545 has 48 divisors (see below), whose sum is σ = 39664864512. Its totient is φ = 11839685760.

The previous prime is 22541143517. The next prime is 22541143609. The reversal of 22541143545 is 54534114522.

22541143545 is a `hidden beast` number, since 22 + 54 + 1 + 1 + 43 + 545 = 666.

It is not a de Polignac number, because 22541143545 - 2¹⁵ = 22541110777 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3392967 + ... + 3399603.

It is an arithmetic number, because the mean of its divisors is an integer number (826351344).

Almost surely, 2^22541143545 is an apocalyptic number.

It is an amenable number.

22541143545 is a deficient number, since it is larger than the sum of its proper divisors (17123720967).

22541143545 is a wasteful number, since it uses less digits than its factorization.

22541143545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7782 (or 7779 counting only the distinct ones).

The product of its digits is 96000, while the sum is 36.

The spelling of 22541143545 in words is "twenty-two billion, five hundred forty-one million, one hundred forty-three thousand, five hundred forty-five".