520334201040 has 40 divisors (see below), whose sum is σ = 1613036023968. Its totient is φ = 138755786880.

The previous prime is 520334201029. The next prime is 520334201063. The reversal of 520334201040 is 40102433025.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 520334201040.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1084029346 + ... + 1084029825.

Almost surely, 2^520334201040 is an apocalyptic number.

It is an amenable number.

520334201040 is an abundant number, since it is smaller than the sum of its proper divisors (1092701822928).

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

520334201040 is a wasteful number, since it uses less digits than its factorization.

520334201040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2168059187 (or 2168059181 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

Adding to 520334201040 its reverse (40102433025), we get a palindrome (560436634065).

The spelling of 520334201040 in words is "five hundred twenty billion, three hundred thirty-four million, two hundred one thousand, forty".