40144138203 has 8 divisors (see below), whose sum is σ = 57642865168. Its totient is φ = 24704085024.

The previous prime is 40144138141. The next prime is 40144138219. The reversal of 40144138203 is 30283144104.

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

It is not a de Polignac number, because 40144138203 - 2¹⁰ = 40144137179 is a prime.

It is a super-2 number, since 2×40144138203² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40144138253) 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, 514668400 + ... + 514668477.

It is an arithmetic number, because the mean of its divisors is an integer number (7205358146).

Almost surely, 2^40144138203 is an apocalyptic number.

40144138203 is a deficient number, since it is larger than the sum of its proper divisors (17498726965).

40144138203 is a wasteful number, since it uses less digits than its factorization.

40144138203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1029336893.

The product of its (nonzero) digits is 9216, while the sum is 30.

The spelling of 40144138203 in words is "forty billion, one hundred forty-four million, one hundred thirty-eight thousand, two hundred three".