323404563137 has 16 divisors (see below), whose sum is σ = 329986068480. Its totient is φ = 316881474000.

The previous prime is 323404563133. The next prime is 323404563173. The reversal of 323404563137 is 731365404323.

It is a cyclic number.

It is not a de Polignac number, because 323404563137 - 2² = 323404563133 is a prime.

It is a super-2 number, since 2×323404563137² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 323404563094 and 323404563103.

It is not an unprimeable number, because it can be changed into a prime (323404563133) 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, 24788738 + ... + 24801780.

It is an arithmetic number, because the mean of its divisors is an integer number (20624129280).

Almost surely, 2^323404563137 is an apocalyptic number.

It is an amenable number.

323404563137 is a deficient number, since it is larger than the sum of its proper divisors (6581505343).

323404563137 is a wasteful number, since it uses less digits than its factorization.

323404563137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15244.

The product of its (nonzero) digits is 544320, while the sum is 41.

The spelling of 323404563137 in words is "three hundred twenty-three billion, four hundred four million, five hundred sixty-three thousand, one hundred thirty-seven".