40320143118 has 64 divisors (see below), whose sum is σ = 93166295040. Its totient is φ = 12911486400.

The previous prime is 40320143111. The next prime is 40320143119. The reversal of 40320143118 is 81134102304.

40320143118 is a `hidden beast` number, since 403 + 2 + 0 + 143 + 118 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 40320143091 and 40320143100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40320143111) 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, 141433 + ... + 317243.

It is an arithmetic number, because the mean of its divisors is an integer number (1455723360).

Almost surely, 2^40320143118 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40320143118, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46583147520).

40320143118 is an abundant number, since it is smaller than the sum of its proper divisors (52846151922).

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

40320143118 is a wasteful number, since it uses less digits than its factorization.

40320143118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175990 (or 175984 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The spelling of 40320143118 in words is "forty billion, three hundred twenty million, one hundred forty-three thousand, one hundred eighteen".