135420434052006 has 32 divisors (see below), whose sum is σ = 272032279464960. Its totient is φ = 44941588733664.

The previous prime is 135420434051977. The next prime is 135420434052011. The reversal of 135420434052006 is 600250434024531.

It is a congruent number.

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, 41834721 + ... + 44955363.

It is an arithmetic number, because the mean of its divisors is an integer number (8501008733280).

Almost surely, 2^{135420434052006} is an apocalyptic number.

135420434052006 is an abundant number, since it is smaller than the sum of its proper divisors (136611845412954).

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

135420434052006 is a wasteful number, since it uses less digits than its factorization.

135420434052006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3152460.

The product of its (nonzero) digits is 345600, while the sum is 39.

Adding to 135420434052006 its reverse (600250434024531), we get a palindrome (735670868076537).

The spelling of 135420434052006 in words is "one hundred thirty-five trillion, four hundred twenty billion, four hundred thirty-four million, fifty-two thousand, six".