116501840 has 120 divisors (see below), whose sum is σ = 335478528. Its totient is φ = 36840960.

The previous prime is 116501809. The next prime is 116501843. The reversal of 116501840 is 48105611.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116501843) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 94025 + ... + 95255.

Almost surely, 2^116501840 is an apocalyptic number.

116501840 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 116501840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (167739264).

116501840 is an abundant number, since it is smaller than the sum of its proper divisors (218976688).

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

116501840 is a wasteful number, since it uses less digits than its factorization.

116501840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1277 (or 1258 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 26.

The square root of 116501840 is about 10793.6018084789. The cubic root of 116501840 is about 488.4021812200.

The spelling of 116501840 in words is "one hundred sixteen million, five hundred one thousand, eight hundred forty".