123320466396 has 18 divisors (see below), whose sum is σ = 311726734592. Its totient is φ = 41106822120.

The previous prime is 123320466341. The next prime is 123320466443. The reversal of 123320466396 is 693664023321.

123320466396 is a `hidden beast` number, since 1 + 2 + 3 + 3 + 2 + 0 + 4 + 6 + 639 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1712784220 + ... + 1712784291.

Almost surely, 2^123320466396 is an apocalyptic number.

It is an amenable number.

123320466396 is an abundant number, since it is smaller than the sum of its proper divisors (188406268196).

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

123320466396 is a wasteful number, since it uses less digits than its factorization.

123320466396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3425568521 (or 3425568516 counting only the distinct ones).

The product of its (nonzero) digits is 839808, while the sum is 45.

It can be divided in two parts, 1233204 and 66396, that added together give a square (1299600 = 1140²).

The spelling of 123320466396 in words is "one hundred twenty-three billion, three hundred twenty million, four hundred sixty-six thousand, three hundred ninety-six".