116515554 has 8 divisors (see below), whose sum is σ = 233031120. Its totient is φ = 38838516.

The previous prime is 116515549. The next prime is 116515573. The reversal of 116515554 is 455515611.

It is a sphenic number, since it is the product of 3 distinct primes.

116515554 is an admirable number.

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, 9709624 + ... + 9709635.

It is an arithmetic number, because the mean of its divisors is an integer number (29128890).

Almost surely, 2^116515554 is an apocalyptic number.

116515554 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

116515554 is a wasteful number, since it uses less digits than its factorization.

116515554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19419264.

The product of its digits is 15000, while the sum is 33.

The square root of 116515554 is about 10794.2370735499. The cubic root of 116515554 is about 488.4213445359.

It can be divided in two parts, 11651 and 5554, that added together give a triangular number (17205 = T₁₈₅).

The spelling of 116515554 in words is "one hundred sixteen million, five hundred fifteen thousand, five hundred fifty-four".