16161635359 has 8 divisors (see below), whose sum is σ = 16735180320. Its totient is φ = 15589173600.

The previous prime is 16161635351. The next prime is 16161635363. The reversal of 16161635359 is 95353616161.

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

It is a cyclic number.

It is not a de Polignac number, because 16161635359 - 2³ = 16161635351 is a prime.

It is a super-2 number, since 2×16161635359² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16161635351) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 240372 + ... + 300169.

It is an arithmetic number, because the mean of its divisors is an integer number (2091897540).

Almost surely, 2^16161635359 is an apocalyptic number.

16161635359 is a deficient number, since it is larger than the sum of its proper divisors (573544961).

16161635359 is a wasteful number, since it uses less digits than its factorization.

16161635359 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 541601.

The product of its digits is 437400, while the sum is 46.

The spelling of 16161635359 in words is "sixteen billion, one hundred sixty-one million, six hundred thirty-five thousand, three hundred fifty-nine".