40141733729 has 4 divisors (see below), whose sum is σ = 40142168880. Its totient is φ = 40141298580.

The previous prime is 40141733719. The next prime is 40141733743. The reversal of 40141733729 is 92733714104.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 40141733729 - 2¹² = 40141729633 is a prime.

It is a super-2 number, since 2×40141733729² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40141733719) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 18467 + ... + 283944.

It is an arithmetic number, because the mean of its divisors is an integer number (10035542220).

Almost surely, 2^40141733729 is an apocalyptic number.

It is an amenable number.

40141733729 is a deficient number, since it is larger than the sum of its proper divisors (435151).

40141733729 is a wasteful number, since it uses less digits than its factorization.

40141733729 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 435150.

The product of its (nonzero) digits is 127008, while the sum is 41.

The spelling of 40141733729 in words is "forty billion, one hundred forty-one million, seven hundred thirty-three thousand, seven hundred twenty-nine".