118601863380 has 1152 divisors, whose sum is σ = 500456226816. Its totient is φ = 21946982400.

The previous prime is 118601863351. The next prime is 118601863381. The reversal of 118601863380 is 83368106811.

118601863380 is a `hidden beast` number, since 1 + 1 + 8 + 6 + 0 + 1 + 8 + 633 + 8 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118601863381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 383 ways as a sum of consecutive naturals, for example, 933872877 + ... + 933873003.

It is an arithmetic number, because the mean of its divisors is an integer number (434423808).

Almost surely, 2^118601863380 is an apocalyptic number.

118601863380 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 118601863380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (250228113408).

118601863380 is an abundant number, since it is smaller than the sum of its proper divisors (381854363436).

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

118601863380 is a wasteful number, since it uses less digits than its factorization.

118601863380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 317 (or 312 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 45.

The spelling of 118601863380 in words is "one hundred eighteen billion, six hundred one million, eight hundred sixty-three thousand, three hundred eighty".