9555405540 has 48 divisors (see below), whose sum is σ = 26787862080. Its totient is φ = 2544991360.

The previous prime is 9555405527. The next prime is 9555405551. The reversal of 9555405540 is 455045559.

It is a junction number, because it is equal to n+sod(n) for n = 9555405492 and 9555405501.

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, 47730 + ... + 146249.

It is an arithmetic number, because the mean of its divisors is an integer number (558080460).

Almost surely, 2^9555405540 is an apocalyptic number.

It is an amenable number.

9555405540 is an abundant number, since it is smaller than the sum of its proper divisors (17232456540).

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

9555405540 is a wasteful number, since it uses less digits than its factorization.

9555405540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194812 (or 194810 counting only the distinct ones).

The product of its (nonzero) digits is 450000, while the sum is 42.

The square root of 9555405540 is about 97751.7546645583. The cubic root of 9555405540 is about 2122.0211486056.

The spelling of 9555405540 in words is "nine billion, five hundred fifty-five million, four hundred five thousand, five hundred forty".