5540111155 has 8 divisors (see below), whose sum is σ = 6659198784. Its totient is φ = 4424712000.

The previous prime is 5540111149. The next prime is 5540111167. The reversal of 5540111155 is 5511110455.

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

It is not a de Polignac number, because 5540111155 - 2¹³ = 5540102963 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 918811 + ... + 924820.

It is an arithmetic number, because the mean of its divisors is an integer number (832399848).

Almost surely, 2^5540111155 is an apocalyptic number.

5540111155 is a deficient number, since it is larger than the sum of its proper divisors (1119087629).

5540111155 is a wasteful number, since it uses less digits than its factorization.

5540111155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1844237.

The product of its (nonzero) digits is 2500, while the sum is 28.

The square root of 5540111155 is about 74431.9229564842. The cubic root of 5540111155 is about 1769.4548796389.

The spelling of 5540111155 in words is "five billion, five hundred forty million, one hundred eleven thousand, one hundred fifty-five".