133135896569 has 32 divisors (see below), whose sum is σ = 152264784000. Its totient is φ = 115396337664.

The previous prime is 133135896547. The next prime is 133135896617. The reversal of 133135896569 is 965698531331.

It is not a de Polignac number, because 133135896569 - 2¹² = 133135892473 is a prime.

It is a super-2 number, since 2×133135896569² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (133135896539) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12834617 + ... + 12844985.

It is an arithmetic number, because the mean of its divisors is an integer number (4758274500).

Almost surely, 2^133135896569 is an apocalyptic number.

133135896569 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

133135896569 is a deficient number, since it is larger than the sum of its proper divisors (19128887431).

133135896569 is a wasteful number, since it uses less digits than its factorization.

133135896569 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10857.

The product of its digits is 15746400, while the sum is 59.

The spelling of 133135896569 in words is "one hundred thirty-three billion, one hundred thirty-five million, eight hundred ninety-six thousand, five hundred sixty-nine".