123401116364 has 12 divisors (see below), whose sum is σ = 216242607504. Its totient is φ = 61617514224.

The previous prime is 123401116351. The next prime is 123401116387. The reversal of 123401116364 is 463611104321.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 123401116364.

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, 20757647 + ... + 20763590.

It is an arithmetic number, because the mean of its divisors is an integer number (18020217292).

Almost surely, 2^123401116364 is an apocalyptic number.

It is an amenable number.

123401116364 is a deficient number, since it is larger than the sum of its proper divisors (92841491140).

123401116364 is a wasteful number, since it uses less digits than its factorization.

123401116364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41521984 (or 41521982 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 32.

The spelling of 123401116364 in words is "one hundred twenty-three billion, four hundred one million, one hundred sixteen thousand, three hundred sixty-four".