20160317541 has 16 divisors (see below), whose sum is σ = 33083598464. Its totient is φ = 10634013504.

The previous prime is 20160317537. The next prime is 20160317543. The reversal of 20160317541 is 14571306102.

It is not a de Polignac number, because 20160317541 - 2² = 20160317537 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20160317499 and 20160317508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20160317543) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36923386 + ... + 36923931.

It is an arithmetic number, because the mean of its divisors is an integer number (2067724904).

Almost surely, 2^20160317541 is an apocalyptic number.

20160317541 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

20160317541 is a deficient number, since it is larger than the sum of its proper divisors (12923280923).

20160317541 is a wasteful number, since it uses less digits than its factorization.

20160317541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73847340.

The product of its (nonzero) digits is 5040, while the sum is 30.

The spelling of 20160317541 in words is "twenty billion, one hundred sixty million, three hundred seventeen thousand, five hundred forty-one".