13453350020 has 48 divisors (see below), whose sum is σ = 30992673600. Its totient is φ = 4864782720.

The previous prime is 13453349999. The next prime is 13453350041. The reversal of 13453350020 is 2005335431.

It is an interprime number because it is at equal distance from previous prime (13453349999) and next prime (13453350041).

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, 131435 + ... + 210194.

It is an arithmetic number, because the mean of its divisors is an integer number (645680700).

Almost surely, 2^13453350020 is an apocalyptic number.

13453350020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13453350020 is an abundant number, since it is smaller than the sum of its proper divisors (17539323580).

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

13453350020 is a wasteful number, since it uses less digits than its factorization.

13453350020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 341828 (or 341826 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 26.

Adding to 13453350020 its reverse (2005335431), we get a palindrome (15458685451).

The spelling of 13453350020 in words is "thirteen billion, four hundred fifty-three million, three hundred fifty thousand, twenty".