133165235303445 has 16 divisors (see below), whose sum is σ = 214949901943872. Its totient is φ = 70392950342400.

The previous prime is 133165235303389. The next prime is 133165235303479. The reversal of 133165235303445 is 544303532561331.

It is not a de Polignac number, because 133165235303445 - 2⁸ = 133165235303189 is a prime.

It is a super-2 number, since 2×133165235303445² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 133165235303394 and 133165235303403.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39281778631 + ... + 39281782020.

It is an arithmetic number, because the mean of its divisors is an integer number (13434368871492).

Almost surely, 2^{133165235303445} is an apocalyptic number.

133165235303445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

133165235303445 is a deficient number, since it is larger than the sum of its proper divisors (81784666640427).

133165235303445 is a wasteful number, since it uses less digits than its factorization.

133165235303445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78563560772.

The product of its (nonzero) digits is 5832000, while the sum is 48.

Adding to 133165235303445 its reverse (544303532561331), we get a palindrome (677468767864776).

The spelling of 133165235303445 in words is "one hundred thirty-three trillion, one hundred sixty-five billion, two hundred thirty-five million, three hundred three thousand, four hundred forty-five".