5542643440 has 40 divisors (see below), whose sum is σ = 12889978560. Its totient is φ = 2216484096.

The previous prime is 5542643429. The next prime is 5542643453. The reversal of 5542643440 is 443462455.

It is a tau number, because it is divible by the number of its divisors (40).

It is a self number, because there is not a number n which added to its sum of digits gives 5542643440.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 445626 + ... + 457894.

It is an arithmetic number, because the mean of its divisors is an integer number (322249464).

Almost surely, 2^5542643440 is an apocalyptic number.

It is an amenable number.

5542643440 is an abundant number, since it is smaller than the sum of its proper divisors (7347335120).

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

5542643440 is a wasteful number, since it uses less digits than its factorization.

5542643440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17929 (or 17923 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 37.

The square root of 5542643440 is about 74448.9317586223. The cubic root of 5542643440 is about 1769.7244338895.

The spelling of 5542643440 in words is "five billion, five hundred forty-two million, six hundred forty-three thousand, four hundred forty".