116055367561 has 27 divisors (see below), whose sum is σ = 138492929127. Its totient is φ = 96968024160.

The previous prime is 116055367553. The next prime is 116055367751. The reversal of 116055367561 is 165763550611.

The square root of 116055367561 is 340669.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 5592197961 + 110463169600 = 74781^2 + 332360^2 .

It is not a de Polignac number, because 116055367561 - 2³ = 116055367553 is a prime.

It is a super-2 number, since 2×116055367561² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (116055367501) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 97771410 + ... + 97772596.

Almost surely, 2^116055367561 is an apocalyptic number.

116055367561 is the 340669-th square number.

116055367561 is the 170335-th centered octagonal number.

It is an amenable number.

116055367561 is a deficient number, since it is larger than the sum of its proper divisors (22437561566).

116055367561 is an frugal number, since it uses more digits than its factorization.

116055367561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2470 (or 1235 counting only the distinct ones).

The product of its (nonzero) digits is 567000, while the sum is 46.

The spelling of 116055367561 in words is "one hundred sixteen billion, fifty-five million, three hundred sixty-seven thousand, five hundred sixty-one".