5540145221011 has 4 divisors (see below), whose sum is σ = 5540157343224. Its totient is φ = 5540133098800.

The previous prime is 5540145220999. The next prime is 5540145221027. The reversal of 5540145221011 is 1101225410455.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5540145221011 - 2⁹ = 5540145220499 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5540145221111) 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, 5347570 + ... + 6298951.

It is an arithmetic number, because the mean of its divisors is an integer number (1385039335806).

Almost surely, 2^{5540145221011} is an apocalyptic number.

5540145221011 is a deficient number, since it is larger than the sum of its proper divisors (12122213).

5540145221011 is a wasteful number, since it uses less digits than its factorization.

5540145221011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12122212.

The product of its (nonzero) digits is 8000, while the sum is 31.

The spelling of 5540145221011 in words is "five trillion, five hundred forty billion, one hundred forty-five million, two hundred twenty-one thousand, eleven".