5521266545 has 16 divisors (see below), whose sum is σ = 7028726400. Its totient is φ = 4149206784.

The previous prime is 5521266497. The next prime is 5521266593. The reversal of 5521266545 is 5456621255.

It is an interprime number because it is at equal distance from previous prime (5521266497) and next prime (5521266593).

It is a cyclic number.

It is not a de Polignac number, because 5521266545 - 2¹⁰ = 5521265521 is a prime.

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, 17645 + ... + 106554.

It is an arithmetic number, because the mean of its divisors is an integer number (439295400).

Almost surely, 2^5521266545 is an apocalyptic number.

It is an amenable number.

5521266545 is a deficient number, since it is larger than the sum of its proper divisors (1507459855).

5521266545 is a wasteful number, since it uses less digits than its factorization.

5521266545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124744.

The product of its digits is 360000, while the sum is 41.

The square root of 5521266545 is about 74305.2255564842. The cubic root of 5521266545 is about 1767.4463419668.

The spelling of 5521266545 in words is "five billion, five hundred twenty-one million, two hundred sixty-six thousand, five hundred forty-five".