16365530055 has 32 divisors (see below), whose sum is σ = 31226655744. Its totient is φ = 7156106496.

The previous prime is 16365530017. The next prime is 16365530057. The reversal of 16365530055 is 55003556361.

It is not a de Polignac number, because 16365530055 - 2⁶ = 16365529991 is a prime.

It is a super-2 number, since 2×16365530055² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 16365529995 and 16365530022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16365530057) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3385894 + ... + 3390723.

It is an arithmetic number, because the mean of its divisors is an integer number (975832992).

Almost surely, 2^16365530055 is an apocalyptic number.

16365530055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

16365530055 is a deficient number, since it is larger than the sum of its proper divisors (14861125689).

16365530055 is a wasteful number, since it uses less digits than its factorization.

16365530055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6776655.

The product of its (nonzero) digits is 202500, while the sum is 39.

The spelling of 16365530055 in words is "sixteen billion, three hundred sixty-five million, five hundred thirty thousand, fifty-five".