16136663553 has 12 divisors (see below), whose sum is σ = 23351132688. Its totient is φ = 10738105560.

The previous prime is 16136663503. The next prime is 16136663579. The reversal of 16136663553 is 35536663161.

It is not a de Polignac number, because 16136663553 - 2⁸ = 16136663297 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16136663499 and 16136663508.

It is not an unprimeable number, because it can be changed into a prime (16136663503) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1633983 + ... + 1643828.

It is an arithmetic number, because the mean of its divisors is an integer number (1945927724).

Almost surely, 2^16136663553 is an apocalyptic number.

It is an amenable number.

16136663553 is a deficient number, since it is larger than the sum of its proper divisors (7214469135).

16136663553 is a wasteful number, since it uses less digits than its factorization.

16136663553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3278364 (or 3278361 counting only the distinct ones).

The product of its digits is 874800, while the sum is 45.

The spelling of 16136663553 in words is "sixteen billion, one hundred thirty-six million, six hundred sixty-three thousand, five hundred fifty-three".