5543651406 has 32 divisors (see below), whose sum is σ = 11671776000. Its totient is φ = 1751894144.

The previous prime is 5543651381. The next prime is 5543651411. The reversal of 5543651406 is 6041563455.

It is a super-2 number, since 2×5543651406² = 61464141822491553672, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 162156 + ... + 193343.

It is an arithmetic number, because the mean of its divisors is an integer number (364743000).

Almost surely, 2^5543651406 is an apocalyptic number.

5543651406 is an abundant number, since it is smaller than the sum of its proper divisors (6128124594).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5543651406 is a wasteful number, since it uses less digits than its factorization.

5543651406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 355640.

The product of its (nonzero) digits is 216000, while the sum is 39.

The square root of 5543651406 is about 74455.7009637274. The cubic root of 5543651406 is about 1769.8317060456.

The spelling of 5543651406 in words is "five billion, five hundred forty-three million, six hundred fifty-one thousand, four hundred six".