43146918452 has 24 divisors (see below), whose sum is σ = 83721745632. Its totient is φ = 19290722400.

The previous prime is 43146918433. The next prime is 43146918457. The reversal of 43146918452 is 25481964134.

It is a junction number, because it is equal to n+sod(n) for n = 43146918397 and 43146918406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43146918457) 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, 8035118 + ... + 8040485.

It is an arithmetic number, because the mean of its divisors is an integer number (3488406068).

Almost surely, 2^43146918452 is an apocalyptic number.

It is an amenable number.

43146918452 is a deficient number, since it is larger than the sum of its proper divisors (40574827180).

43146918452 is a wasteful number, since it uses less digits than its factorization.

43146918452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16075679 (or 16075677 counting only the distinct ones).

The product of its digits is 829440, while the sum is 47.

The spelling of 43146918452 in words is "forty-three billion, one hundred forty-six million, nine hundred eighteen thousand, four hundred fifty-two".