118628783337420 has 144 divisors (see below), whose sum is σ = 364786995212640. Its totient is φ = 31199538521088.

The previous prime is 118628783337397. The next prime is 118628783337437. The reversal of 118628783337420 is 24733387826811.

It is a happy number.

118628783337420 is a `hidden beast` number, since 1 + 1 + 86 + 2 + 8 + 78 + 33 + 37 + 420 = 666.

118628783337420 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×118628783337420² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 297250771 + ... + 297649589.

It is an arithmetic number, because the mean of its divisors is an integer number (2533243022310).

Almost surely, 2^{118628783337420} is an apocalyptic number.

118628783337420 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 118628783337420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (182393497606320).

118628783337420 is an abundant number, since it is smaller than the sum of its proper divisors (246158211875220).

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

118628783337420 is a wasteful number, since it uses less digits than its factorization.

118628783337420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 421544 (or 421539 counting only the distinct ones).

The product of its (nonzero) digits is 65028096, while the sum is 63.

The spelling of 118628783337420 in words is "one hundred eighteen trillion, six hundred twenty-eight billion, seven hundred eighty-three million, three hundred thirty-seven thousand, four hundred twenty".