723068556861 has 16 divisors (see below), whose sum is σ = 1101834699264. Its totient is φ = 413176052784.

The previous prime is 723068556841. The next prime is 723068556893. The reversal of 723068556861 is 168655860327.

It is not a de Polignac number, because 723068556861 - 2⁵ = 723068556829 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (723068556841) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1532830 + ... + 1948256.

It is an arithmetic number, because the mean of its divisors is an integer number (68864668704).

Almost surely, 2^723068556861 is an apocalyptic number.

It is an amenable number.

723068556861 is a deficient number, since it is larger than the sum of its proper divisors (378766142403).

723068556861 is a wasteful number, since it uses less digits than its factorization.

723068556861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 498320.

The product of its (nonzero) digits is 14515200, while the sum is 57.

The spelling of 723068556861 in words is "seven hundred twenty-three billion, sixty-eight million, five hundred fifty-six thousand, eight hundred sixty-one".