40143030443202 has 64 divisors (see below), whose sum is σ = 85899707245440. Its totient is φ = 12468549542400.

The previous prime is 40143030443137. The next prime is 40143030443209. The reversal of 40143030443202 is 20234403034104.

It is a happy number.

It is a super-2 number, since 2×40143030443202² (a number of 28 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 40143030443202.

It is not an unprimeable number, because it can be changed into a prime (40143030443209) 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, 301187608 + ... + 301320860.

It is an arithmetic number, because the mean of its divisors is an integer number (1342182925710).

Almost surely, 2^{40143030443202} is an apocalyptic number.

40143030443202 is an abundant number, since it is smaller than the sum of its proper divisors (45756676802238).

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

40143030443202 is a wasteful number, since it uses less digits than its factorization.

40143030443202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176659.

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 40143030443202 its reverse (20234403034104), we get a palindrome (60377433477306).

The spelling of 40143030443202 in words is "forty trillion, one hundred forty-three billion, thirty million, four hundred forty-three thousand, two hundred two".