117730650 has 96 divisors (see below), whose sum is σ = 311140800. Its totient is φ = 29376000.

The previous prime is 117730643. The next prime is 117730693. The reversal of 117730650 is 56037711.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 287646 + ... + 288054.

It is an arithmetic number, because the mean of its divisors is an integer number (3241050).

Almost surely, 2^117730650 is an apocalyptic number.

117730650 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 117730650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (155570400).

117730650 is an abundant number, since it is smaller than the sum of its proper divisors (193410150).

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

117730650 is a wasteful number, since it uses less digits than its factorization.

117730650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 544 (or 539 counting only the distinct ones).

The product of its (nonzero) digits is 4410, while the sum is 30.

The square root of 117730650 is about 10850.3755695368. The cubic root of 117730650 is about 490.1133293330.

The spelling of 117730650 in words is "one hundred seventeen million, seven hundred thirty thousand, six hundred fifty".