726354263047 has 4 divisors (see below), whose sum is σ = 830119157776. Its totient is φ = 622589368320.

The previous prime is 726354263039. The next prime is 726354263051. The reversal of 726354263047 is 740362453627.

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 726354263047 - 2³ = 726354263039 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (726354263017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51882447354 + ... + 51882447367.

It is an arithmetic number, because the mean of its divisors is an integer number (207529789444).

Almost surely, 2^726354263047 is an apocalyptic number.

726354263047 is a deficient number, since it is larger than the sum of its proper divisors (103764894729).

726354263047 is a wasteful number, since it uses less digits than its factorization.

726354263047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103764894728.

The product of its (nonzero) digits is 5080320, while the sum is 49.

The spelling of 726354263047 in words is "seven hundred twenty-six billion, three hundred fifty-four million, two hundred sixty-three thousand, forty-seven".