20133401443400 has 48 divisors (see below), whose sum is σ = 53497323839040. Its totient is φ = 6902880494400.

The previous prime is 20133401443391. The next prime is 20133401443433. The reversal of 20133401443400 is 434410433102.

It is a happy number.

It is a super-2 number, since 2×20133401443400² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7190499116 + ... + 7190501915.

It is an arithmetic number, because the mean of its divisors is an integer number (1114527579980).

Almost surely, 2^{20133401443400} is an apocalyptic number.

20133401443400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20133401443400 is an abundant number, since it is smaller than the sum of its proper divisors (33363922395640).

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

20133401443400 is a wasteful number, since it uses less digits than its factorization.

20133401443400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14381001054 (or 14381001045 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 20133401443400 its reverse (434410433102), we get a palindrome (20567811876502).

The spelling of 20133401443400 in words is "twenty trillion, one hundred thirty-three billion, four hundred one million, four hundred forty-three thousand, four hundred".