5521016545 has 16 divisors (see below), whose sum is σ = 7229217600. Its totient is φ = 4014337600.

The previous prime is 5521016533. The next prime is 5521016573. The reversal of 5521016545 is 5456101255.

It is not a de Polignac number, because 5521016545 - 2¹⁵ = 5520983777 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5521016545.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 295131 + ... + 313279.

It is an arithmetic number, because the mean of its divisors is an integer number (451826100).

Almost surely, 2^5521016545 is an apocalyptic number.

5521016545 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5521016545 is a deficient number, since it is larger than the sum of its proper divisors (1708201055).

5521016545 is a wasteful number, since it uses less digits than its factorization.

5521016545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23696.

The product of its (nonzero) digits is 30000, while the sum is 34.

The square root of 5521016545 is about 74303.5432869793. The cubic root of 5521016545 is about 1767.4196652221.

The spelling of 5521016545 in words is "five billion, five hundred twenty-one million, sixteen thousand, five hundred forty-five".