115644150 has 72 divisors (see below), whose sum is σ = 314726880. Its totient is φ = 30438720.

The previous prime is 115644143. The next prime is 115644173. The reversal of 115644150 is 51446511.

115644150 is a `hidden beast` number, since 1 + 1 + 5 + 644 + 15 + 0 = 666.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 33924 + ... + 37176.

Almost surely, 2^115644150 is an apocalyptic number.

115644150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 115644150, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (157363440).

115644150 is an abundant number, since it is smaller than the sum of its proper divisors (199082730).

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

115644150 is a wasteful number, since it uses less digits than its factorization.

115644150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3350 (or 3342 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

The square root of 115644150 is about 10753.7970038494. The cubic root of 115644150 is about 487.2006841134.

The spelling of 115644150 in words is "one hundred fifteen million, six hundred forty-four thousand, one hundred fifty".