40341320220 has 96 divisors (see below), whose sum is σ = 119101248000. Its totient is φ = 10174305024.

The previous prime is 40341320147. The next prime is 40341320233. The reversal of 40341320220 is 2202314304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 653322 + ... + 712398.

It is an arithmetic number, because the mean of its divisors is an integer number (1240638000).

Almost surely, 2^40341320220 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 40341320220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59550624000).

40341320220 is an abundant number, since it is smaller than the sum of its proper divisors (78759927780).

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

40341320220 is a wasteful number, since it uses less digits than its factorization.

40341320220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59707 (or 59705 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 40341320220 its reverse (2202314304), we get a palindrome (42543634524).

The spelling of 40341320220 in words is "forty billion, three hundred forty-one million, three hundred twenty thousand, two hundred twenty".