5645242092 has 96 divisors (see below), whose sum is σ = 15365790720. Its totient is φ = 1579818240.

The previous prime is 5645242079. The next prime is 5645242093. The reversal of 5645242092 is 2902425465.

It is a self number, because there is not a number n which added to its sum of digits gives 5645242092.

It is not an unprimeable number, because it can be changed into a prime (5645242093) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 933334 + ... + 939362.

It is an arithmetic number, because the mean of its divisors is an integer number (160060320).

Almost surely, 2^5645242092 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 5645242092, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7682895360).

5645242092 is an abundant number, since it is smaller than the sum of its proper divisors (9720548628).

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

5645242092 is a wasteful number, since it uses less digits than its factorization.

5645242092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6271 (or 6269 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 39.

The square root of 5645242092 is about 75134.8260928313. The cubic root of 5645242092 is about 1780.5774009484.

The spelling of 5645242092 in words is "five billion, six hundred forty-five million, two hundred forty-two thousand, ninety-two".