16353606541 has 4 divisors (see below), whose sum is σ = 16425019900. Its totient is φ = 16282193184.

The previous prime is 16353606523. The next prime is 16353606547. The reversal of 16353606541 is 14560635361.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 8209266025 + 8144340516 = 90605^2 + 90246^2 .

It is a cyclic number.

It is not a de Polignac number, because 16353606541 - 2¹⁹ = 16353082253 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16353606494 and 16353606503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16353606547) 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, 35706336 + ... + 35706793.

It is an arithmetic number, because the mean of its divisors is an integer number (4106254975).

Almost surely, 2^16353606541 is an apocalyptic number.

It is an amenable number.

16353606541 is a deficient number, since it is larger than the sum of its proper divisors (71413359).

16353606541 is an equidigital number, since it uses as much as digits as its factorization.

16353606541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71413358.

The product of its (nonzero) digits is 194400, while the sum is 40.

The spelling of 16353606541 in words is "sixteen billion, three hundred fifty-three million, six hundred six thousand, five hundred forty-one".