514020164520 has 32 divisors (see below), whose sum is σ = 1542060493920. Its totient is φ = 137072043840.

The previous prime is 514020164513. The next prime is 514020164521. The reversal of 514020164520 is 25461020415.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (514020164521) 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, 2141750566 + ... + 2141750805.

It is an arithmetic number, because the mean of its divisors is an integer number (48189390435).

Almost surely, 2^514020164520 is an apocalyptic number.

It is an amenable number.

514020164520 is an abundant number, since it is smaller than the sum of its proper divisors (1028040329400).

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

514020164520 is a wasteful number, since it uses less digits than its factorization.

514020164520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4283501385 (or 4283501381 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 30.

Adding to 514020164520 its reverse (25461020415), we get a palindrome (539481184935).

The spelling of 514020164520 in words is "five hundred fourteen billion, twenty million, one hundred sixty-four thousand, five hundred twenty".