43242899547 has 8 divisors (see below), whose sum is σ = 59063472720. Its totient is φ = 28125463040.

The previous prime is 43242899509. The next prime is 43242899549. The reversal of 43242899547 is 74599824234.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 43242899547 - 2³⁵ = 8883161179 is a prime.

It is a super-2 number, since 2×43242899547² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (43242899549) 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, 175784022 + ... + 175784267.

It is an arithmetic number, because the mean of its divisors is an integer number (7382934090).

Almost surely, 2^43242899547 is an apocalyptic number.

43242899547 is a deficient number, since it is larger than the sum of its proper divisors (15820573173).

43242899547 is a wasteful number, since it uses less digits than its factorization.

43242899547 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351568333.

The product of its digits is 17418240, while the sum is 57.

The spelling of 43242899547 in words is "forty-three billion, two hundred forty-two million, eight hundred ninety-nine thousand, five hundred forty-seven".