40320420100140 has 24 divisors (see below), whose sum is σ = 112897176280560. Its totient is φ = 10752112026688.

The previous prime is 40320420100133. The next prime is 40320420100141. The reversal of 40320420100140 is 4100102402304.

It is not an unprimeable number, because it can be changed into a prime (40320420100141) 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, 336003500775 + ... + 336003500894.

It is an arithmetic number, because the mean of its divisors is an integer number (4704049011690).

Almost surely, 2^{40320420100140} is an apocalyptic number.

It is an amenable number.

40320420100140 is an abundant number, since it is smaller than the sum of its proper divisors (72576756180420).

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

40320420100140 is a wasteful number, since it uses less digits than its factorization.

40320420100140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 672007001681 (or 672007001679 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 40320420100140 its reverse (4100102402304), we get a palindrome (44420522502444).

The spelling of 40320420100140 in words is "forty trillion, three hundred twenty billion, four hundred twenty million, one hundred thousand, one hundred forty".