22525342543 has 8 divisors (see below), whose sum is σ = 25365782016. Its totient is φ = 19817016600.

The previous prime is 22525342519. The next prime is 22525342547. The reversal of 22525342543 is 34524352522.

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

It is a de Polignac number, because none of the positive numbers 2^k-22525342543 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22525342547) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33028021 + ... + 33028702.

It is an arithmetic number, because the mean of its divisors is an integer number (3170722752).

Almost surely, 2^22525342543 is an apocalyptic number.

22525342543 is a deficient number, since it is larger than the sum of its proper divisors (2840439473).

22525342543 is a wasteful number, since it uses less digits than its factorization.

22525342543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66056765.

The product of its digits is 288000, while the sum is 37.

The spelling of 22525342543 in words is "twenty-two billion, five hundred twenty-five million, three hundred forty-two thousand, five hundred forty-three".