9542166900 has 216 divisors, whose sum is σ = 32439236256. Its totient is φ = 2159136000.

The previous prime is 9542166859. The next prime is 9542166901. The reversal of 9542166900 is 96612459.

It is a happy number.

It is a super-2 number, since 2×9542166900² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9542166901) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1481487 + ... + 1487913.

Almost surely, 2^9542166900 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9542166900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16219618128).

9542166900 is an abundant number, since it is smaller than the sum of its proper divisors (22897069356).

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

9542166900 is a wasteful number, since it uses less digits than its factorization.

9542166900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6559 (or 6545 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 42.

The square root of 9542166900 is about 97684.0155808513. The cubic root of 9542166900 is about 2121.0407032893.

The spelling of 9542166900 in words is "nine billion, five hundred forty-two million, one hundred sixty-six thousand, nine hundred".