4345823240181 has 8 divisors (see below), whose sum is σ = 6438256652160. Its totient is φ = 2897215493436.

The previous prime is 4345823240149. The next prime is 4345823240299. The reversal of 4345823240181 is 1810423285434.

4345823240181 is a `hidden beast` number, since 4 + 3 + 4 + 5 + 8 + 232 + 401 + 8 + 1 = 666.

It is not a de Polignac number, because 4345823240181 - 2⁵ = 4345823240149 is a prime.

It is a super-2 number, since 2×4345823240181² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4345823240141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80478208125 + ... + 80478208178.

It is an arithmetic number, because the mean of its divisors is an integer number (804782081520).

Almost surely, 2^{4345823240181} is an apocalyptic number.

It is an amenable number.

4345823240181 is a deficient number, since it is larger than the sum of its proper divisors (2092433411979).

4345823240181 is a wasteful number, since it uses less digits than its factorization.

4345823240181 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160956416312 (or 160956416306 counting only the distinct ones).

The product of its (nonzero) digits is 737280, while the sum is 45.

It can be divided in two parts, 434582 and 3240181, that added together give a palindrome (3674763).

The spelling of 4345823240181 in words is "four trillion, three hundred forty-five billion, eight hundred twenty-three million, two hundred forty thousand, one hundred eighty-one".