188226040718380 has 192 divisors, whose sum is σ = 494759083392000. Its totient is φ = 58688655363072.

The previous prime is 188226040718299. The next prime is 188226040718447. The reversal of 188226040718380 is 83817040622881.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (58).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6293031 + ... + 20397409.

It is an arithmetic number, because the mean of its divisors is an integer number (2576870226000).

Almost surely, 2^{188226040718380} is an apocalyptic number.

188226040718380 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 188226040718380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (247379541696000).

188226040718380 is an abundant number, since it is smaller than the sum of its proper divisors (306533042673620).

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

188226040718380 is a wasteful number, since it uses less digits than its factorization.

188226040718380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14104616 (or 14104614 counting only the distinct ones).

The product of its (nonzero) digits is 8257536, while the sum is 58.

The spelling of 188226040718380 in words is "one hundred eighty-eight trillion, two hundred twenty-six billion, forty million, seven hundred eighteen thousand, three hundred eighty".