116215776 has 96 divisors (see below), whose sum is σ = 349977600. Its totient is φ = 37480320.

The previous prime is 116215769. The next prime is 116215777. The reversal of 116215776 is 677512611.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×116215776² = 27012213182564352, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 116215776.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116215777) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24615 + ... + 28953.

It is an arithmetic number, because the mean of its divisors is an integer number (3645600).

Almost surely, 2^116215776 is an apocalyptic number.

116215776 is a gapful number since it is divisible by the number (16) 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 116215776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (174988800).

116215776 is an abundant number, since it is smaller than the sum of its proper divisors (233761824).

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

116215776 is a wasteful number, since it uses less digits than its factorization.

116215776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4389 (or 4375 counting only the distinct ones).

The product of its digits is 17640, while the sum is 36.

The square root of 116215776 is about 10780.3421095993. The cubic root of 116215776 is about 488.0021051598.

The spelling of 116215776 in words is "one hundred sixteen million, two hundred fifteen thousand, seven hundred seventy-six".