20255411000 has 64 divisors (see below), whose sum is σ = 51706568160. Its totient is φ = 7365600000.

The previous prime is 20255410991. The next prime is 20255411027. The reversal of 20255411000 is 11455202.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 909701 + ... + 931700.

Almost surely, 2^20255411000 is an apocalyptic number.

20255411000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20255411000 is an abundant number, since it is smaller than the sum of its proper divisors (31451157160).

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

20255411000 is a wasteful number, since it uses less digits than its factorization.

20255411000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1841433 (or 1841419 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 20.

Adding to 20255411000 its reverse (11455202), we get a palindrome (20266866202).

The spelling of 20255411000 in words is "twenty billion, two hundred fifty-five million, four hundred eleven thousand".