33400133430 has 16 divisors (see below), whose sum is σ = 80160320304. Its totient is φ = 8906702240.

The previous prime is 33400133413. The next prime is 33400133453. The reversal of 33400133430 is 3433100433.

It is a super-2 number, since 2×33400133430² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 33400133430.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 556668861 + ... + 556668920.

It is an arithmetic number, because the mean of its divisors is an integer number (5010020019).

Almost surely, 2^33400133430 is an apocalyptic number.

33400133430 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

33400133430 is an abundant number, since it is smaller than the sum of its proper divisors (46760186874).

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

33400133430 is a wasteful number, since it uses less digits than its factorization.

33400133430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1113337791.

The product of its (nonzero) digits is 3888, while the sum is 24.

Adding to 33400133430 its reverse (3433100433), we get a palindrome (36833233863).

The spelling of 33400133430 in words is "thirty-three billion, four hundred million, one hundred thirty-three thousand, four hundred thirty".