116977770 has 288 divisors, whose sum is σ = 405804672. Its totient is φ = 23607936.

The previous prime is 116977769. The next prime is 116977781. The reversal of 116977770 is 77779611.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 5085979 + ... + 5086001.

It is an arithmetic number, because the mean of its divisors is an integer number (1409044).

Almost surely, 2^116977770 is an apocalyptic number.

116977770 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 116977770, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (202902336).

116977770 is an abundant number, since it is smaller than the sum of its proper divisors (288826902).

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

116977770 is a wasteful number, since it uses less digits than its factorization.

116977770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88 (or 53 counting only the distinct ones).

The product of its (nonzero) digits is 129654, while the sum is 45.

The square root of 116977770 is about 10815.6261954637. The cubic root of 116977770 is about 489.0663465249.

The spelling of 116977770 in words is "one hundred sixteen million, nine hundred seventy-seven thousand, seven hundred seventy".