5385172020 has 48 divisors (see below), whose sum is σ = 15081984960. Its totient is φ = 1435712256.

The previous prime is 5385171997. The next prime is 5385172021. The reversal of 5385172020 is 202715835.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5385172021) 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, 356991 + ... + 371769.

It is an arithmetic number, because the mean of its divisors is an integer number (314208020).

Almost surely, 2^5385172020 is an apocalyptic number.

It is an amenable number.

5385172020 is an abundant number, since it is smaller than the sum of its proper divisors (9696812940).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5385172020 is a wasteful number, since it uses less digits than its factorization.

5385172020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20864 (or 20862 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 33.

The square root of 5385172020 is about 73383.7313033345. The cubic root of 5385172020 is about 1752.8033458007.

Adding to 5385172020 its reverse (202715835), we get a palindrome (5587887855).

The spelling of 5385172020 in words is "five billion, three hundred eighty-five million, one hundred seventy-two thousand, twenty".