116777890 has 8 divisors (see below), whose sum is σ = 210200220. Its totient is φ = 46711152.

The previous prime is 116777887. The next prime is 116777891. The reversal of 116777890 is 98777611.

It can be written as a sum of positive squares in 2 ways, for example, as 99062209 + 17715681 = 9953^2 + 4209^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 116777890.

It is not an unprimeable number, because it can be changed into a prime (116777891) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5838885 + ... + 5838904.

Almost surely, 2^116777890 is an apocalyptic number.

116777890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

116777890 is a deficient number, since it is larger than the sum of its proper divisors (93422330).

116777890 is a wasteful number, since it uses less digits than its factorization.

116777890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11677796.

The product of its (nonzero) digits is 148176, while the sum is 46.

The square root of 116777890 is about 10806.3819107044. The cubic root of 116777890 is about 488.7876317115.

The spelling of 116777890 in words is "one hundred sixteen million, seven hundred seventy-seven thousand, eight hundred ninety".