43748477252 has 12 divisors (see below), whose sum is σ = 76562519040. Its totient is φ = 21873471816.

The previous prime is 43748477243. The next prime is 43748477291. The reversal of 43748477252 is 25277484734.

It is a happy number.

It is a super-2 number, since 2×43748477252² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 43748477194 and 43748477203.

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 3 ways as a sum of consecutive naturals, for example, 52028 + ... + 300339.

It is an arithmetic number, because the mean of its divisors is an integer number (6380209920).

Almost surely, 2^43748477252 is an apocalyptic number.

It is an amenable number.

43748477252 is a deficient number, since it is larger than the sum of its proper divisors (32814041788).

43748477252 is a wasteful number, since it uses less digits than its factorization.

43748477252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 383410 (or 383408 counting only the distinct ones).

The product of its digits is 10536960, while the sum is 53.

The spelling of 43748477252 in words is "forty-three billion, seven hundred forty-eight million, four hundred seventy-seven thousand, two hundred fifty-two".