43452311452 has 72 divisors (see below), whose sum is σ = 86415717920. Its totient is φ = 19088784000.

The previous prime is 43452311437. The next prime is 43452311471. The reversal of 43452311452 is 25411325434.

It is a super-2 number, since 2×43452311452² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2696074 + ... + 2712142.

Almost surely, 2^43452311452 is an apocalyptic number.

It is an amenable number.

43452311452 is a deficient number, since it is larger than the sum of its proper divisors (42963406468).

43452311452 is a wasteful number, since it uses less digits than its factorization.

43452311452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16283 (or 16270 counting only the distinct ones).

The product of its digits is 57600, while the sum is 34.

Adding to 43452311452 its reverse (25411325434), we get a palindrome (68863636886).

The spelling of 43452311452 in words is "forty-three billion, four hundred fifty-two million, three hundred eleven thousand, four hundred fifty-two".