40450143522 has 8 divisors (see below), whose sum is σ = 80900287056. Its totient is φ = 13483381172.

The previous prime is 40450143511. The next prime is 40450143529. The reversal of 40450143522 is 22534105404.

It is a sphenic number, since it is the product of 3 distinct primes.

40450143522 is an admirable number.

It is a super-2 number, since 2×40450143522² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 40450143522.

It is not an unprimeable number, because it can be changed into a prime (40450143529) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3370845288 + ... + 3370845299.

It is an arithmetic number, because the mean of its divisors is an integer number (10112535882).

Almost surely, 2^40450143522 is an apocalyptic number.

40450143522 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

40450143522 is a wasteful number, since it uses less digits than its factorization.

40450143522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6741690592.

The product of its (nonzero) digits is 19200, while the sum is 30.

Adding to 40450143522 its reverse (22534105404), we get a palindrome (62984248926).

The spelling of 40450143522 in words is "forty billion, four hundred fifty million, one hundred forty-three thousand, five hundred twenty-two".