623163203312 has 20 divisors (see below), whose sum is σ = 1300253991960. Its totient is φ = 287613786048.

The previous prime is 623163203303. The next prime is 623163203321. The reversal of 623163203312 is 213302361326.

It is an interprime number because it is at equal distance from previous prime (623163203303) and next prime (623163203321).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1497988262 + ... + 1497988677.

It is an arithmetic number, because the mean of its divisors is an integer number (65012699598).

Almost surely, 2^623163203312 is an apocalyptic number.

It is an amenable number.

623163203312 is an abundant number, since it is smaller than the sum of its proper divisors (677090788648).

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

623163203312 is a wasteful number, since it uses less digits than its factorization.

623163203312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2995976960 (or 2995976954 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 32.

Adding to 623163203312 its reverse (213302361326), we get a palindrome (836465564638).

The spelling of 623163203312 in words is "six hundred twenty-three billion, one hundred sixty-three million, two hundred three thousand, three hundred twelve".