9545445000 has 1200 divisors, whose sum is σ = 42984724860. Its totient is φ = 1959552000.

The previous prime is 9545444947. The next prime is 9545445001. The reversal of 9545445000 is 5445459.

It can be written as a sum of positive squares in 10 ways, for example, as 591365124 + 8954079876 = 24318^2 + 94626^2 .

It is a super-2 number, since 2×9545445000² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (9545445001) by changing a digit.

It is a polite number, since it can be written in 299 ways as a sum of consecutive naturals, for example, 257984982 + ... + 257985018.

Almost surely, 2^9545445000 is an apocalyptic number.

9545445000 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9545445000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21492362430).

9545445000 is an abundant number, since it is smaller than the sum of its proper divisors (33439279860).

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

9545445000 is a wasteful number, since it uses less digits than its factorization.

9545445000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102 (or 67 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

The square root of 9545445000 is about 97700.7932414062. The cubic root of 9545445000 is about 2121.2835617353.

The spelling of 9545445000 in words is "nine billion, five hundred forty-five million, four hundred forty-five thousand".