24145043561 has 12 divisors (see below), whose sum is σ = 25017907200. Its totient is φ = 23301674928.

The previous prime is 24145043539. The next prime is 24145043609. The reversal of 24145043561 is 16534054142.

It is not a de Polignac number, because 24145043561 - 2²⁶ = 24077934697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (24145042561) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2281400 + ... + 2291958.

It is an arithmetic number, because the mean of its divisors is an integer number (2084825600).

Almost surely, 2^24145043561 is an apocalyptic number.

It is an amenable number.

24145043561 is a deficient number, since it is larger than the sum of its proper divisors (872863639).

24145043561 is a wasteful number, since it uses less digits than its factorization.

24145043561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13336 (or 13307 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 35.

The spelling of 24145043561 in words is "twenty-four billion, one hundred forty-five million, forty-three thousand, five hundred sixty-one".