115501616 has 20 divisors (see below), whose sum is σ = 224135952. Its totient is φ = 57660096.

The previous prime is 115501613. The next prime is 115501643. The reversal of 115501616 is 616105511.

It is a super-2 number, since 2×115501616² = 26681246597222912, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (115501613) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5501 + ... + 16163.

Almost surely, 2^115501616 is an apocalyptic number.

115501616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

115501616 is a deficient number, since it is larger than the sum of its proper divisors (108634336).

115501616 is a wasteful number, since it uses less digits than its factorization.

115501616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11348 (or 11342 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 26.

The square root of 115501616 is about 10747.1678129636. The cubic root of 115501616 is about 487.0004399109. Note that the first 3 decimals are identical.

The spelling of 115501616 in words is "one hundred fifteen million, five hundred one thousand, six hundred sixteen".