40791436359 has 4 divisors (see below), whose sum is σ = 54388581816. Its totient is φ = 27194290904.

The previous prime is 40791436271. The next prime is 40791436409. The reversal of 40791436359 is 95363419704.

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 40791436359 - 2¹² = 40791432263 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40791436559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6798572724 + ... + 6798572729.

It is an arithmetic number, because the mean of its divisors is an integer number (13597145454).

Almost surely, 2^40791436359 is an apocalyptic number.

40791436359 is a deficient number, since it is larger than the sum of its proper divisors (13597145457).

40791436359 is a wasteful number, since it uses less digits than its factorization.

40791436359 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13597145456.

The product of its (nonzero) digits is 2449440, while the sum is 51.

The spelling of 40791436359 in words is "forty billion, seven hundred ninety-one million, four hundred thirty-six thousand, three hundred fifty-nine".