5540420554 has 8 divisors (see below), whose sum is σ = 8312485860. Its totient is φ = 2769591936.

The previous prime is 5540420551. The next prime is 5540420563. The reversal of 5540420554 is 4550240455.

It can be written as a sum of positive squares in 2 ways, for example, as 3063069025 + 2477351529 = 55345^2 + 49773^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (5540420551) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 297889 + ... + 315940.

Almost surely, 2^5540420554 is an apocalyptic number.

5540420554 is a deficient number, since it is larger than the sum of its proper divisors (2772065306).

5540420554 is a wasteful number, since it uses less digits than its factorization.

5540420554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 618344.

The product of its (nonzero) digits is 80000, while the sum is 34.

The square root of 5540420554 is about 74434.0013300373. The cubic root of 5540420554 is about 1769.4878186519.

The spelling of 5540420554 in words is "five billion, five hundred forty million, four hundred twenty thousand, five hundred fifty-four".