133420243404 has 96 divisors (see below), whose sum is σ = 393095033856. Its totient is φ = 34317803520.

The previous prime is 133420243379. The next prime is 133420243417. The reversal of 133420243404 is 404342024331.

It is a happy number.

It is a super-2 number, since 2×133420243404² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1998277 + ... + 2063964.

It is an arithmetic number, because the mean of its divisors is an integer number (4094739936).

Almost surely, 2^133420243404 is an apocalyptic number.

133420243404 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

133420243404 is an abundant number, since it is smaller than the sum of its proper divisors (259674790452).

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

133420243404 is a wasteful number, since it uses less digits than its factorization.

133420243404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4062295 (or 4062293 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 133420243404 its reverse (404342024331), we get a palindrome (537762267735).

The spelling of 133420243404 in words is "one hundred thirty-three billion, four hundred twenty million, two hundred forty-three thousand, four hundred four".