40535234445312 has 460 divisors, whose sum is σ = 121851294669456. Its totient is φ = 13484225986560.

The previous prime is 40535234445289. The next prime is 40535234445347. The reversal of 40535234445312 is 21354443253504.

40535234445312 is a `hidden beast` number, since 4 + 0 + 53 + 5 + 23 + 4 + 44 + 531 + 2 = 666.

It is a zygodrome in base 6.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 82556485387 + ... + 82556485877.

Almost surely, 2^{40535234445312} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40535234445312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60925647334728).

40535234445312 is an abundant number, since it is smaller than the sum of its proper divisors (81316060224144).

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

40535234445312 is an frugal number, since it uses more digits than its factorization.

40535234445312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 562 (or 496 counting only the distinct ones).

The product of its (nonzero) digits is 3456000, while the sum is 45.

Adding to 40535234445312 its reverse (21354443253504), we get a palindrome (61889677698816).

The spelling of 40535234445312 in words is "forty trillion, five hundred thirty-five billion, two hundred thirty-four million, four hundred forty-five thousand, three hundred twelve".