320240676723 has 12 divisors (see below), whose sum is σ = 469333444104. Its totient is φ = 194085258400.

The previous prime is 320240676713. The next prime is 320240676727. The reversal of 320240676723 is 327676042023.

It is not a de Polignac number, because 320240676723 - 2¹² = 320240672627 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (320240676727) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 441102498 + ... + 441103223.

It is an arithmetic number, because the mean of its divisors is an integer number (39111120342).

Almost surely, 2^320240676723 is an apocalyptic number.

320240676723 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

320240676723 is a deficient number, since it is larger than the sum of its proper divisors (149092767381).

320240676723 is a wasteful number, since it uses less digits than its factorization.

320240676723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 882205746 (or 882205735 counting only the distinct ones).

The product of its (nonzero) digits is 508032, while the sum is 42.

The spelling of 320240676723 in words is "three hundred twenty billion, two hundred forty million, six hundred seventy-six thousand, seven hundred twenty-three".