20053340304 has 20 divisors (see below), whose sum is σ = 51804462576. Its totient is φ = 6684446752.

The previous prime is 20053340287. The next prime is 20053340311. The reversal of 20053340304 is 40304335002.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 208888914 + ... + 208889009.

Almost surely, 2^20053340304 is an apocalyptic number.

20053340304 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

20053340304 is an abundant number, since it is smaller than the sum of its proper divisors (31751122272).

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

20053340304 is a wasteful number, since it uses less digits than its factorization.

20053340304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 417777934 (or 417777928 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 24.

Adding to 20053340304 its reverse (40304335002), we get a palindrome (60357675306).

The spelling of 20053340304 in words is "twenty billion, fifty-three million, three hundred forty thousand, three hundred four".