40000031000143 has 8 divisors (see below), whose sum is σ = 40249691056512. Its totient is φ = 39751015229016.

The previous prime is 40000031000141. The next prime is 40000031000207. The reversal of 40000031000143 is 34100013000004.

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

It is a cyclic number.

It is not a de Polignac number, because 40000031000143 - 2¹ = 40000031000141 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40000031000141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 160946755 + ... + 161195092.

It is an arithmetic number, because the mean of its divisors is an integer number (5031211382064).

Almost surely, 2^{40000031000143} is an apocalyptic number.

40000031000143 is a deficient number, since it is larger than the sum of its proper divisors (249660056369).

40000031000143 is a wasteful number, since it uses less digits than its factorization.

40000031000143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322142621.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 40000031000143 its reverse (34100013000004), we get a palindrome (74100044000147).

The spelling of 40000031000143 in words is "forty trillion, thirty-one million, one hundred forty-three", and thus it is an aban number.