20200253355 has 24 divisors (see below), whose sum is σ = 36536112288. Its totient is φ = 10305056256.

The previous prime is 20200253287. The next prime is 20200253377. The reversal of 20200253355 is 55335200202.

It is not a de Polignac number, because 20200253355 - 2¹² = 20200249259 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9757542 + ... + 9759611.

It is an arithmetic number, because the mean of its divisors is an integer number (1522338012).

Almost surely, 2^20200253355 is an apocalyptic number.

20200253355 is a deficient number, since it is larger than the sum of its proper divisors (16335858933).

20200253355 is a wasteful number, since it uses less digits than its factorization.

20200253355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19517187 (or 19517184 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 27.

Adding to 20200253355 its reverse (55335200202), we get a palindrome (75535453557).

The spelling of 20200253355 in words is "twenty billion, two hundred million, two hundred fifty-three thousand, three hundred fifty-five".