13202044400 has 60 divisors (see below), whose sum is σ = 32741100864. Its totient is φ = 5110464000.

The previous prime is 13202044393. The next prime is 13202044469. The reversal of 13202044400 is 444020231.

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 11 ways as a sum of consecutive naturals, for example, 519941 + ... + 544740.

Almost surely, 2^13202044400 is an apocalyptic number.

13202044400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13202044400 is an abundant number, since it is smaller than the sum of its proper divisors (19539056464).

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

13202044400 is a wasteful number, since it uses less digits than its factorization.

13202044400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1064730 (or 1064719 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 13202044400 its reverse (444020231), we get a palindrome (13646064631).

The spelling of 13202044400 in words is "thirteen billion, two hundred two million, forty-four thousand, four hundred".