135120564026 has 32 divisors (see below), whose sum is σ = 239714311680. Its totient is φ = 55890576000.

The previous prime is 135120564017. The next prime is 135120564031. The reversal of 135120564026 is 620465021531.

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, 1022126 + ... + 1146726.

It is an arithmetic number, because the mean of its divisors is an integer number (7491072240).

Almost surely, 2^135120564026 is an apocalyptic number.

135120564026 is a deficient number, since it is larger than the sum of its proper divisors (104593747654).

135120564026 is a wasteful number, since it uses less digits than its factorization.

135120564026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127310.

The product of its (nonzero) digits is 43200, while the sum is 35.

Adding to 135120564026 its reverse (620465021531), we get a palindrome (755585585557).

The spelling of 135120564026 in words is "one hundred thirty-five billion, one hundred twenty million, five hundred sixty-four thousand, twenty-six".