118123459755840 has 1344 divisors, whose sum is σ = 551808663736320. Its totient is φ = 23477933445120.

The previous prime is 118123459755827. The next prime is 118123459755841. The reversal of 118123459755840 is 48557954321811.

118123459755840 is a `hidden beast` number, since 1 + 1 + 8 + 1 + 2 + 3 + 45 + 9 + 7 + 5 + 584 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (1344).

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118123459755841) 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, 106558669 + ... + 107661491.

Almost surely, 2^{118123459755840} is an apocalyptic number.

118123459755840 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 118123459755840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (275904331868160).

118123459755840 is an abundant number, since it is smaller than the sum of its proper divisors (433685203980480).

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

118123459755840 is a wasteful number, since it uses less digits than its factorization.

118123459755840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1102897 (or 1102874 counting only the distinct ones).

The product of its (nonzero) digits is 48384000, while the sum is 63.

The spelling of 118123459755840 in words is "one hundred eighteen trillion, one hundred twenty-three billion, four hundred fifty-nine million, seven hundred fifty-five thousand, eight hundred forty".