135690245558 has 32 divisors (see below), whose sum is σ = 244454479104. Its totient is φ = 55265408352.

The previous prime is 135690245527. The next prime is 135690245573. The reversal of 135690245558 is 855542096531.

It is a super-3 number, since 3×135690245558³ (a number of 34 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

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, 3023660 + ... + 3068207.

It is an arithmetic number, because the mean of its divisors is an integer number (7639202472).

Almost surely, 2^135690245558 is an apocalyptic number.

135690245558 is a deficient number, since it is larger than the sum of its proper divisors (108764233546).

135690245558 is a wasteful number, since it uses less digits than its factorization.

135690245558 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6091956.

The product of its (nonzero) digits is 6480000, while the sum is 53.

The spelling of 135690245558 in words is "one hundred thirty-five billion, six hundred ninety million, two hundred forty-five thousand, five hundred fifty-eight".