5443732646 has 24 divisors (see below), whose sum is σ = 8979769512. Its totient is φ = 2473222400.

The previous prime is 5443732601. The next prime is 5443732663. The reversal of 5443732646 is 6462373445.

It is a super-2 number, since 2×5443732646² = 59268450242252322632, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5443732597 and 5443732606.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 662141 + ... + 670311.

It is an arithmetic number, because the mean of its divisors is an integer number (374157063).

Almost surely, 2^5443732646 is an apocalyptic number.

5443732646 is a deficient number, since it is larger than the sum of its proper divisors (3536036866).

5443732646 is a wasteful number, since it uses less digits than its factorization.

5443732646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10948 (or 10937 counting only the distinct ones).

The product of its digits is 1451520, while the sum is 44.

The square root of 5443732646 is about 73781.6552132032. The cubic root of 5443732646 is about 1759.1340271102.

The spelling of 5443732646 in words is "five billion, four hundred forty-three million, seven hundred thirty-two thousand, six hundred forty-six".