40365831004 has 6 divisors (see below), whose sum is σ = 70640204264. Its totient is φ = 20182915500.

The previous prime is 40365830987. The next prime is 40365831017. The reversal of 40365831004 is 40013856304.

It is a happy number.

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, 5045728872 + ... + 5045728879.

Almost surely, 2^40365831004 is an apocalyptic number.

It is an amenable number.

40365831004 is a deficient number, since it is larger than the sum of its proper divisors (30274373260).

40365831004 is a wasteful number, since it uses less digits than its factorization.

40365831004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10091457755 (or 10091457753 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 34.

The spelling of 40365831004 in words is "forty billion, three hundred sixty-five million, eight hundred thirty-one thousand, four".