723263256047 has 4 divisors (see below), whose sum is σ = 723317499216. Its totient is φ = 723209012880.

The previous prime is 723263256043. The next prime is 723263256073. The reversal of 723263256047 is 740652362327.

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 723263256047 - 2² = 723263256043 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 723263255992 and 723263256010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (723263256043) 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, 27101579 + ... + 27128252.

It is an arithmetic number, because the mean of its divisors is an integer number (180829374804).

Almost surely, 2^723263256047 is an apocalyptic number.

723263256047 is a deficient number, since it is larger than the sum of its proper divisors (54243169).

723263256047 is a wasteful number, since it uses less digits than its factorization.

723263256047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54243168.

The product of its (nonzero) digits is 2540160, while the sum is 47.

The spelling of 723263256047 in words is "seven hundred twenty-three billion, two hundred sixty-three million, two hundred fifty-six thousand, forty-seven".