116390558 has 4 divisors (see below), whose sum is σ = 174585840. Its totient is φ = 58195278.

The previous prime is 116390531. The next prime is 116390569. The reversal of 116390558 is 855093611.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 855093611 = 733 ⋅1166567.

It is a super-3 number, since 3×116390558³ (a number of 25 digits) contains 333 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29097638 + ... + 29097641.

It is an arithmetic number, because the mean of its divisors is an integer number (43646460).

Almost surely, 2^116390558 is an apocalyptic number.

116390558 is a deficient number, since it is larger than the sum of its proper divisors (58195282).

116390558 is an equidigital number, since it uses as much as digits as its factorization.

116390558 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58195281.

The product of its (nonzero) digits is 32400, while the sum is 38.

The square root of 116390558 is about 10788.4455784881. The cubic root of 116390558 is about 488.2466252053.

The spelling of 116390558 in words is "one hundred sixteen million, three hundred ninety thousand, five hundred fifty-eight".