43472687452 has 24 divisors (see below), whose sum is σ = 79183414800. Its totient is φ = 20858052096.

The previous prime is 43472687441. The next prime is 43472687473. The reversal of 43472687452 is 25478627434.

It is a self number, because there is not a number n which added to its sum of digits gives 43472687452.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1130677 + ... + 1168492.

It is an arithmetic number, because the mean of its divisors is an integer number (3299308950).

Almost surely, 2^43472687452 is an apocalyptic number.

It is an amenable number.

43472687452 is a deficient number, since it is larger than the sum of its proper divisors (35710727348).

43472687452 is a wasteful number, since it uses less digits than its factorization.

43472687452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2299365 (or 2299363 counting only the distinct ones).

The product of its digits is 9031680, while the sum is 52.

The spelling of 43472687452 in words is "forty-three billion, four hundred seventy-two million, six hundred eighty-seven thousand, four hundred fifty-two".