5543851554 has 12 divisors (see below), whose sum is σ = 12011678406. Its totient is φ = 1847950512.

The previous prime is 5543851553. The next prime is 5543851567. The reversal of 5543851554 is 4551583455.

5543851554 is a `hidden beast` number, since 5 + 5 + 43 + 8 + 51 + 554 = 666.

It can be written as a sum of positive squares in only one way, i.e., 5539378329 + 4473225 = 74427^2 + 2115^2 .

It is not an unprimeable number, because it can be changed into a prime (5543851553) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 153995859 + ... + 153995894.

Almost surely, 2^5543851554 is an apocalyptic number.

5543851554 is an abundant number, since it is smaller than the sum of its proper divisors (6467826852).

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

5543851554 is a wasteful number, since it uses less digits than its factorization.

5543851554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 307991761 (or 307991758 counting only the distinct ones).

The product of its digits is 1200000, while the sum is 45.

The square root of 5543851554 is about 74457.0450259745. The cubic root of 5543851554 is about 1769.8530051249.

The spelling of 5543851554 in words is "five billion, five hundred forty-three million, eight hundred fifty-one thousand, five hundred fifty-four".