9545555455500 has 48 divisors (see below), whose sum is σ = 27796657490784. Its totient is φ = 2545481454400.

The previous prime is 9545555455483. The next prime is 9545555455519. The reversal of 9545555455500 is 55545555459.

It is a happy number.

It is a super-2 number, since 2×9545555455500² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3181850319 + ... + 3181853318.

It is an arithmetic number, because the mean of its divisors is an integer number (579097031058).

Almost surely, 2^{9545555455500} is an apocalyptic number.

It is an amenable number.

9545555455500 is an abundant number, since it is smaller than the sum of its proper divisors (18251102035284).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9545555455500 is a wasteful number, since it uses less digits than its factorization.

9545555455500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6363703659 (or 6363703647 counting only the distinct ones).

The product of its (nonzero) digits is 56250000, while the sum is 57.

The spelling of 9545555455500 in words is "nine trillion, five hundred forty-five billion, five hundred fifty-five million, four hundred fifty-five thousand, five hundred".