40144138204 has 6 divisors (see below), whose sum is σ = 70252241864. Its totient is φ = 20072069100.

The previous prime is 40144138141. The next prime is 40144138219. The reversal of 40144138204 is 40283144104.

It is a super-2 number, since 2×40144138204² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5018017272 + ... + 5018017279.

Almost surely, 2^40144138204 is an apocalyptic number.

It is an amenable number.

40144138204 is a deficient number, since it is larger than the sum of its proper divisors (30108103660).

40144138204 is a wasteful number, since it uses less digits than its factorization.

40144138204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10036034555 (or 10036034553 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 31.

The spelling of 40144138204 in words is "forty billion, one hundred forty-four million, one hundred thirty-eight thousand, two hundred four".