43424447260172 has 48 divisors (see below), whose sum is σ = 83391531350400. Its totient is φ = 19621917471360.

The previous prime is 43424447260171. The next prime is 43424447260211. The reversal of 43424447260172 is 27106274442434.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 43424447260172.

It is not an unprimeable number, because it can be changed into a prime (43424447260171) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2924579 + ... + 9767397.

It is an arithmetic number, because the mean of its divisors is an integer number (1737323569800).

Almost surely, 2^{43424447260172} is an apocalyptic number.

It is an amenable number.

43424447260172 is a deficient number, since it is larger than the sum of its proper divisors (39967084090228).

43424447260172 is a wasteful number, since it uses less digits than its factorization.

43424447260172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6843686 (or 6843684 counting only the distinct ones).

The product of its (nonzero) digits is 7225344, while the sum is 50.

The spelling of 43424447260172 in words is "forty-three trillion, four hundred twenty-four billion, four hundred forty-seven million, two hundred sixty thousand, one hundred seventy-two".