40346101673 has 4 divisors (see below), whose sum is σ = 40489682388. Its totient is φ = 40202520960.

The previous prime is 40346101667. The next prime is 40346101709. The reversal of 40346101673 is 37610164304.

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

It can be written as a sum of positive squares in 2 ways, for example, as 34251645184 + 6094456489 = 185072^2 + 78067^2 .

It is a cyclic number.

It is not a de Polignac number, because 40346101673 - 2¹⁰ = 40346100649 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40346101633) 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, 71789936 + ... + 71790497.

It is an arithmetic number, because the mean of its divisors is an integer number (10122420597).

Almost surely, 2^40346101673 is an apocalyptic number.

It is an amenable number.

40346101673 is a deficient number, since it is larger than the sum of its proper divisors (143580715).

40346101673 is a wasteful number, since it uses less digits than its factorization.

40346101673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143580714.

The product of its (nonzero) digits is 36288, while the sum is 35.

Adding to 40346101673 its reverse (37610164304), we get a palindrome (77956265977).

The spelling of 40346101673 in words is "forty billion, three hundred forty-six million, one hundred one thousand, six hundred seventy-three".