9545505555 has 16 divisors (see below), whose sum is σ = 15338363040. Its totient is φ = 5069084928.

The previous prime is 9545505539. The next prime is 9545505577. The reversal of 9545505555 is 5555055459.

It is not a de Polignac number, because 9545505555 - 2⁴ = 9545505539 is a prime.

It is a super-2 number, since 2×9545505555² (a number of 21 digits) contains 22 as substring.

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, 1362100 + ... + 1369089.

It is an arithmetic number, because the mean of its divisors is an integer number (958647690).

Almost surely, 2^9545505555 is an apocalyptic number.

9545505555 is a deficient number, since it is larger than the sum of its proper divisors (5792857485).

9545505555 is a wasteful number, since it uses less digits than its factorization.

9545505555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2731430.

The product of its (nonzero) digits is 2812500, while the sum is 48.

The square root of 9545505555 is about 97701.1031411621. The cubic root of 9545505555 is about 2121.2880474370.

The spelling of 9545505555 in words is "nine billion, five hundred forty-five million, five hundred five thousand, five hundred fifty-five".