40140331002312 has 32 divisors (see below), whose sum is σ = 100530990604800. Its totient is φ = 13356088587584.

The previous prime is 40140331002259. The next prime is 40140331002341. The reversal of 40140331002312 is 21320013304104.

It is a happy number.

It is a super-2 number, since 2×40140331002312² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1501345512 + ... + 1501372247.

It is an arithmetic number, because the mean of its divisors is an integer number (3141593456400).

Almost surely, 2^{40140331002312} is an apocalyptic number.

It is an amenable number.

40140331002312 is an abundant number, since it is smaller than the sum of its proper divisors (60390659602488).

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

40140331002312 is a wasteful number, since it uses less digits than its factorization.

40140331002312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3002718325 (or 3002718321 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 40140331002312 its reverse (21320013304104), we get a palindrome (61460344306416).

The spelling of 40140331002312 in words is "forty trillion, one hundred forty billion, three hundred thirty-one million, two thousand, three hundred twelve".