43725929252 has 6 divisors (see below), whose sum is σ = 76520376198. Its totient is φ = 21862964624.

The previous prime is 43725929251. The next prime is 43725929323. The reversal of 43725929252 is 25292952734.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 29523486976 + 14202442276 = 171824^2 + 119174^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 43725929252.

It is not an unprimeable number, because it can be changed into a prime (43725929251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5465741153 + ... + 5465741160.

It is an arithmetic number, because the mean of its divisors is an integer number (12753396033).

Almost surely, 2^43725929252 is an apocalyptic number.

It is an amenable number.

43725929252 is a deficient number, since it is larger than the sum of its proper divisors (32794446946).

43725929252 is a wasteful number, since it uses less digits than its factorization.

43725929252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10931482317 (or 10931482315 counting only the distinct ones).

The product of its digits is 2721600, while the sum is 50.

The spelling of 43725929252 in words is "forty-three billion, seven hundred twenty-five million, nine hundred twenty-nine thousand, two hundred fifty-two".