40819834437 has 8 divisors (see below), whose sum is σ = 54427742880. Its totient is φ = 27212574480.

The previous prime is 40819834411. The next prime is 40819834463. The reversal of 40819834437 is 73443891804.

It is an interprime number because it is at equal distance from previous prime (40819834411) and next prime (40819834463).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 40819834437 - 2⁶ = 40819834373 is a prime.

It is a super-2 number, since 2×40819834437² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 40819834437.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40819833437) 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, 11239 + ... + 285947.

It is an arithmetic number, because the mean of its divisors is an integer number (6803467860).

Almost surely, 2^40819834437 is an apocalyptic number.

It is an amenable number.

40819834437 is a deficient number, since it is larger than the sum of its proper divisors (13607908443).

40819834437 is a wasteful number, since it uses less digits than its factorization.

40819834437 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 324243.

The product of its (nonzero) digits is 2322432, while the sum is 51.

The spelling of 40819834437 in words is "forty billion, eight hundred nineteen million, eight hundred thirty-four thousand, four hundred thirty-seven".