40143211404032 has 144 divisors (see below), whose sum is σ = 88438598696448. Its totient is φ = 18033770250240.

The previous prime is 40143211404031. The next prime is 40143211404073. The reversal of 40143211404032 is 23040411234104.

It is a super-2 number, since 2×40143211404032² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40143211403986 and 40143211404004.

It is not an unprimeable number, because it can be changed into a prime (40143211404031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 145756568 + ... + 146031720.

It is an arithmetic number, because the mean of its divisors is an integer number (614156935392).

Almost surely, 2^{40143211404032} 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 40143211404032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44219299348224).

40143211404032 is an abundant number, since it is smaller than the sum of its proper divisors (48295387292416).

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

40143211404032 is a wasteful number, since it uses less digits than its factorization.

40143211404032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275786 (or 275772 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 40143211404032 its reverse (23040411234104), we get a palindrome (63183622638136).

The spelling of 40143211404032 in words is "forty trillion, one hundred forty-three billion, two hundred eleven million, four hundred four thousand, thirty-two".