623231161132326 has 16 divisors (see below), whose sum is σ = 1246463246825328. Its totient is φ = 207743566284000.

The previous prime is 623231161132313. The next prime is 623231161132403.

623231161132326 is nontrivially palindromic in base 10.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29601325 + ... + 46072776.

It is an arithmetic number, because the mean of its divisors is an integer number (77903952926583).

Almost surely, 2^{623231161132326} is an apocalyptic number.

623231161132326 is an abundant number, since it is smaller than the sum of its proper divisors (623232085693002).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

623231161132326 is a wasteful number, since it uses less digits than its factorization.

623231161132326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77046727.

The product of its digits is 279936, while the sum is 42.

The spelling of 623231161132326 in words is "six hundred twenty-three trillion, two hundred thirty-one billion, one hundred sixty-one million, one hundred thirty-two thousand, three hundred twenty-six".