20010520338 has 32 divisors (see below), whose sum is σ = 41131010304. Its totient is φ = 6485427072.

The previous prime is 20010520333. The next prime is 20010520357. The reversal of 20010520338 is 83302501002.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (20010520331) 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, 299806 + ... + 360422.

It is an arithmetic number, because the mean of its divisors is an integer number (1285344072).

Almost surely, 2^20010520338 is an apocalyptic number.

20010520338 is an abundant number, since it is smaller than the sum of its proper divisors (21120489966).

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

20010520338 is a wasteful number, since it uses less digits than its factorization.

20010520338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62146.

The product of its (nonzero) digits is 1440, while the sum is 24.

The spelling of 20010520338 in words is "twenty billion, ten million, five hundred twenty thousand, three hundred thirty-eight".