133332146431 has 16 divisors (see below), whose sum is σ = 147327298560. Its totient is φ = 119650021920.

The previous prime is 133332146399. The next prime is 133332146501. The reversal of 133332146431 is 134641233331.

It is not a de Polignac number, because 133332146431 - 2⁵ = 133332146399 is a prime.

It is a super-2 number, since 2×133332146431² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133332143431) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 4593841 + ... + 4622773.

It is an arithmetic number, because the mean of its divisors is an integer number (9207956160).

Almost surely, 2^133332146431 is an apocalyptic number.

133332146431 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

133332146431 is a deficient number, since it is larger than the sum of its proper divisors (13995152129).

133332146431 is a wasteful number, since it uses less digits than its factorization.

133332146431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34326.

The product of its digits is 46656, while the sum is 34.

Adding to 133332146431 its reverse (134641233331), we get a palindrome (267973379762).

The spelling of 133332146431 in words is "one hundred thirty-three billion, three hundred thirty-two million, one hundred forty-six thousand, four hundred thirty-one".