40452323144140 has 24 divisors (see below), whose sum is σ = 84981423416400. Its totient is φ = 16174920721728.

The previous prime is 40452323144119. The next prime is 40452323144201. The reversal of 40452323144140 is 4144132325404.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 40452323144140.

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, 375478290 + ... + 375586009.

It is an arithmetic number, because the mean of its divisors is an integer number (3540892642350).

Almost surely, 2^{40452323144140} is an apocalyptic number.

It is an amenable number.

40452323144140 is an abundant number, since it is smaller than the sum of its proper divisors (44529100272260).

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

40452323144140 is a wasteful number, since it uses less digits than its factorization.

40452323144140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 751067001 (or 751066999 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 37.

Adding to 40452323144140 its reverse (4144132325404), we get a palindrome (44596455469544).

The spelling of 40452323144140 in words is "forty trillion, four hundred fifty-two billion, three hundred twenty-three million, one hundred forty-four thousand, one hundred forty".