12363778161900 has 576 divisors, whose sum is σ = 44148924288000. Its totient is φ = 2942963712000.

The previous prime is 12363778161883. The next prime is 12363778161901. The reversal of 12363778161900 is 916187736321.

12363778161900 is a `hidden beast` number, since 1 + 2 + 3 + 6 + 377 + 81 + 6 + 190 + 0 = 666.

It is a super-2 number, since 2×12363778161900² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (12363778161901) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 1085202604 + ... + 1085213996.

It is an arithmetic number, because the mean of its divisors is an integer number (76647438000).

Almost surely, 2^{12363778161900} is an apocalyptic number.

12363778161900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12363778161900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22074462144000).

12363778161900 is an abundant number, since it is smaller than the sum of its proper divisors (31785146126100).

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

12363778161900 is a wasteful number, since it uses less digits than its factorization.

12363778161900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12087 (or 12074 counting only the distinct ones).

The product of its (nonzero) digits is 2286144, while the sum is 54.

The spelling of 12363778161900 in words is "twelve trillion, three hundred sixty-three billion, seven hundred seventy-eight million, one hundred sixty-one thousand, nine hundred".