116278480 has 80 divisors (see below), whose sum is σ = 286678080. Its totient is φ = 43739136.

The previous prime is 116278471. The next prime is 116278483. The reversal of 116278480 is 84872611.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×116278480² = 27041369822220800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116278483) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 344872 + ... + 345208.

It is an arithmetic number, because the mean of its divisors is an integer number (3583476).

Almost surely, 2^116278480 is an apocalyptic number.

116278480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

116278480 is the 5392-nd decagonal number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 116278480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (143339040).

116278480 is an abundant number, since it is smaller than the sum of its proper divisors (170399600).

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

116278480 is a wasteful number, since it uses less digits than its factorization.

116278480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 596 (or 590 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 37.

The square root of 116278480 is about 10783.2499739179. The cubic root of 116278480 is about 488.0898562477.

The spelling of 116278480 in words is "one hundred sixteen million, two hundred seventy-eight thousand, four hundred eighty".