40011244243434 has 160 divisors (see below), whose sum is σ = 91483577767296. Its totient is φ = 13067307348480.

The previous prime is 40011244243409. The next prime is 40011244243447. The reversal of 40011244243434 is 43434244211004.

40011244243434 is a `hidden beast` number, since 40 + 0 + 11 + 244 + 24 + 343 + 4 = 666.

It is a super-2 number, since 2×40011244243434² (a number of 28 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 2445517414 + ... + 2445533774.

Almost surely, 2^{40011244243434} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40011244243434, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45741788883648).

40011244243434 is an abundant number, since it is smaller than the sum of its proper divisors (51472333523862).

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

40011244243434 is a wasteful number, since it uses less digits than its factorization.

40011244243434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17642 (or 17633 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 36.

Adding to 40011244243434 its reverse (43434244211004), we get a palindrome (83445488454438).

The spelling of 40011244243434 in words is "forty trillion, eleven billion, two hundred forty-four million, two hundred forty-three thousand, four hundred thirty-four".