40382545919 has 8 divisors (see below), whose sum is σ = 41197675680. Its totient is φ = 39575447296.

The previous prime is 40382545913. The next prime is 40382545921. The reversal of 40382545919 is 91954528304.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40382545919 is a prime.

It is a super-2 number, since 2×40382545919² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40382545913) 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, 1997627 + ... + 2017740.

It is an arithmetic number, because the mean of its divisors is an integer number (5149709460).

Almost surely, 2^40382545919 is an apocalyptic number.

40382545919 is a deficient number, since it is larger than the sum of its proper divisors (815129761).

40382545919 is a wasteful number, since it uses less digits than its factorization.

40382545919 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4015569.

The product of its (nonzero) digits is 1555200, while the sum is 50.

The spelling of 40382545919 in words is "forty billion, three hundred eighty-two million, five hundred forty-five thousand, nine hundred nineteen".