5553515545 has 8 divisors (see below), whose sum is σ = 7056231624. Its totient is φ = 4181470464.

The previous prime is 5553515521. The next prime is 5553515549. The reversal of 5553515545 is 5455153555.

It can be written as a sum of positive squares in 4 ways, for example, as 2591217216 + 2962298329 = 50904^2 + 54427^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 5553515545 - 2²⁵ = 5519961113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5553515549) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32667654 + ... + 32667823.

It is an arithmetic number, because the mean of its divisors is an integer number (882028953).

Almost surely, 2^5553515545 is an apocalyptic number.

It is an amenable number.

5553515545 is a deficient number, since it is larger than the sum of its proper divisors (1502716079).

5553515545 is a wasteful number, since it uses less digits than its factorization.

5553515545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65335499.

The product of its digits is 937500, while the sum is 43.

The square root of 5553515545 is about 74521.9131866594. The cubic root of 5553515545 is about 1770.8808052947.

The spelling of 5553515545 in words is "five billion, five hundred fifty-three million, five hundred fifteen thousand, five hundred forty-five".