133613311026 has 32 divisors (see below), whose sum is σ = 287854132608. Its totient is φ = 41101557120.

The previous prime is 133613310991. The next prime is 133613311049. The reversal of 133613311026 is 620113316331.

It is a super-2 number, since 2×133613311026² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 133613310984 and 133613311002.

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, 105331 + ... + 527561.

It is an arithmetic number, because the mean of its divisors is an integer number (8995441644).

Almost surely, 2^133613311026 is an apocalyptic number.

133613311026 is an abundant number, since it is smaller than the sum of its proper divisors (154240821582).

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

133613311026 is a wasteful number, since it uses less digits than its factorization.

133613311026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 426306.

The product of its (nonzero) digits is 5832, while the sum is 30.

Adding to 133613311026 its reverse (620113316331), we get a palindrome (753726627357).

The spelling of 133613311026 in words is "one hundred thirty-three billion, six hundred thirteen million, three hundred eleven thousand, twenty-six".