118477440 has 192 divisors, whose sum is σ = 416576160. Its totient is φ = 31021056.

The previous prime is 118477397. The next prime is 118477451. The reversal of 118477440 is 44774811.

It is a tau number, because it is divible by the number of its divisors (192).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 118477395 and 118477404.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 385767 + ... + 386073.

Almost surely, 2^118477440 is an apocalyptic number.

118477440 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 118477440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (208288080).

118477440 is an abundant number, since it is smaller than the sum of its proper divisors (298098720).

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

118477440 is a wasteful number, since it uses less digits than its factorization.

118477440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 399 (or 384 counting only the distinct ones).

The product of its (nonzero) digits is 25088, while the sum is 36.

The square root of 118477440 is about 10884.7342640967. The cubic root of 118477440 is about 491.1474428023.

The spelling of 118477440 in words is "one hundred eighteen million, four hundred seventy-seven thousand, four hundred forty".