723418681051 has 32 divisors (see below), whose sum is σ = 809975282688. Its totient is φ = 640423069440.

The previous prime is 723418681039. The next prime is 723418681061. The reversal of 723418681051 is 150186814327.

It is a de Polignac number, because none of the positive numbers 2^k-723418681051 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 723418680992 and 723418681010.

It is not an unprimeable number, because it can be changed into a prime (723418681001) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 295633710 + ... + 295636156.

It is an arithmetic number, because the mean of its divisors is an integer number (25311727584).

Almost surely, 2^723418681051 is an apocalyptic number.

723418681051 is a deficient number, since it is larger than the sum of its proper divisors (86556601637).

723418681051 is a wasteful number, since it uses less digits than its factorization.

723418681051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4131.

The product of its (nonzero) digits is 322560, while the sum is 46.

The spelling of 723418681051 in words is "seven hundred twenty-three billion, four hundred eighteen million, six hundred eighty-one thousand, fifty-one".