116644378 has 8 divisors (see below), whose sum is σ = 185258772. Its totient is φ = 54891456.

The previous prime is 116644349. The next prime is 116644391. The reversal of 116644378 is 873446611.

It can be written as a sum of positive squares in 2 ways, for example, as 116575209 + 69169 = 10797^2 + 263^2 .

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 116644378.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1715325 + ... + 1715392.

Almost surely, 2^116644378 is an apocalyptic number.

116644378 is a deficient number, since it is larger than the sum of its proper divisors (68614394).

116644378 is a wasteful number, since it uses less digits than its factorization.

116644378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3430736.

The product of its digits is 96768, while the sum is 40.

The square root of 116644378 is about 10800.2026832833. The cubic root of 116644378 is about 488.6012839355.

The spelling of 116644378 in words is "one hundred sixteen million, six hundred forty-four thousand, three hundred seventy-eight".