20050004153 has 12 divisors (see below), whose sum is σ = 22224835200. Its totient is φ = 18050125632.

The previous prime is 20050004147. The next prime is 20050004167. The reversal of 20050004153 is 35140005002.

It is not a de Polignac number, because 20050004153 - 2¹⁶ = 20049938617 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20050004113) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1501553 + ... + 1514846.

It is an arithmetic number, because the mean of its divisors is an integer number (1852069600).

Almost surely, 2^20050004153 is an apocalyptic number.

20050004153 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

20050004153 is a deficient number, since it is larger than the sum of its proper divisors (2174831047).

20050004153 is a wasteful number, since it uses less digits than its factorization.

20050004153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3016456 (or 3016439 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 20.

Adding to 20050004153 its reverse (35140005002), we get a palindrome (55190009155).

The spelling of 20050004153 in words is "twenty billion, fifty million, four thousand, one hundred fifty-three".