135690002569 has 8 divisors (see below), whose sum is σ = 156732837408. Its totient is φ = 116098397760.

The previous prime is 135690002561. The next prime is 135690002599. The reversal of 135690002569 is 965200096531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 135690002569 - 2³ = 135690002561 is a prime.

It is a super-2 number, since 2×135690002569² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135690002561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 362807307 + ... + 362807680.

It is an arithmetic number, because the mean of its divisors is an integer number (19591604676).

Almost surely, 2^135690002569 is an apocalyptic number.

It is an amenable number.

135690002569 is a deficient number, since it is larger than the sum of its proper divisors (21042834839).

135690002569 is a wasteful number, since it uses less digits than its factorization.

135690002569 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 725615015.

The product of its (nonzero) digits is 437400, while the sum is 46.

The spelling of 135690002569 in words is "one hundred thirty-five billion, six hundred ninety million, two thousand, five hundred sixty-nine".