40143441192 has 16 divisors (see below), whose sum is σ = 100358603040. Its totient is φ = 13381147056.

The previous prime is 40143441187. The next prime is 40143441199. The reversal of 40143441192 is 29114434104.

It is a super-2 number, since 2×40143441192² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40143441199) 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, 836321668 + ... + 836321715.

It is an arithmetic number, because the mean of its divisors is an integer number (6272412690).

Almost surely, 2^40143441192 is an apocalyptic number.

It is an amenable number.

40143441192 is an abundant number, since it is smaller than the sum of its proper divisors (60215161848).

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

40143441192 is a wasteful number, since it uses less digits than its factorization.

40143441192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1672643392 (or 1672643388 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 33.

Adding to 40143441192 its reverse (29114434104), we get a palindrome (69257875296).

The spelling of 40143441192 in words is "forty billion, one hundred forty-three million, four hundred forty-one thousand, one hundred ninety-two".