40141778359 has 4 divisors (see below), whose sum is σ = 40448204280. Its totient is φ = 39835352440.

The previous prime is 40141778357. The next prime is 40141778393. The reversal of 40141778359 is 95387714104.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40141778359 - 2¹ = 40141778357 is a prime.

It is a super-2 number, since 2×40141778359² (a number of 22 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40141778351) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 153212764 + ... + 153213025.

It is an arithmetic number, because the mean of its divisors is an integer number (10112051070).

Almost surely, 2^40141778359 is an apocalyptic number.

40141778359 is a deficient number, since it is larger than the sum of its proper divisors (306425921).

40141778359 is a wasteful number, since it uses less digits than its factorization.

40141778359 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306425920.

The product of its (nonzero) digits is 846720, while the sum is 49.

The spelling of 40141778359 in words is "forty billion, one hundred forty-one million, seven hundred seventy-eight thousand, three hundred fifty-nine".