116847780 has 48 divisors (see below), whose sum is σ = 373914240. Its totient is φ = 26707968.

The previous prime is 116847769. The next prime is 116847793. The reversal of 116847780 is 87748611.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 138685 + ... + 139524.

It is an arithmetic number, because the mean of its divisors is an integer number (7789880).

Almost surely, 2^116847780 is an apocalyptic number.

116847780 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

116847780 is an abundant number, since it is smaller than the sum of its proper divisors (257066460).

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

116847780 is a wasteful number, since it uses less digits than its factorization.

116847780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278228 (or 278226 counting only the distinct ones).

The product of its (nonzero) digits is 75264, while the sum is 42.

The square root of 116847780 is about 10809.6151642878. The cubic root of 116847780 is about 488.8851232110.

The spelling of 116847780 in words is "one hundred sixteen million, eight hundred forty-seven thousand, seven hundred eighty".