20254133304 has 96 divisors (see below), whose sum is σ = 57793554000. Its totient is φ = 6390337536.

The previous prime is 20254133269. The next prime is 20254133429. The reversal of 20254133304 is 40333145202.

It is a congruent number.

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, 1686232 + ... + 1698200.

Almost surely, 2^20254133304 is an apocalyptic number.

20254133304 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20254133304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28896777000).

20254133304 is an abundant number, since it is smaller than the sum of its proper divisors (37539420696).

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

20254133304 is a wasteful number, since it uses less digits than its factorization.

20254133304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13237 (or 13230 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

Adding to 20254133304 its reverse (40333145202), we get a palindrome (60587278506).

The spelling of 20254133304 in words is "twenty billion, two hundred fifty-four million, one hundred thirty-three thousand, three hundred four".