135561351562 has 32 divisors (see below), whose sum is σ = 250340832000. Its totient is φ = 53612869248.

The previous prime is 135561351557. The next prime is 135561351599. The reversal of 135561351562 is 265153165531.

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, 519739 + ... + 735697.

It is an arithmetic number, because the mean of its divisors is an integer number (7823151000).

Almost surely, 2^135561351562 is an apocalyptic number.

135561351562 is a deficient number, since it is larger than the sum of its proper divisors (114779480438).

135561351562 is a wasteful number, since it uses less digits than its factorization.

135561351562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219430.

The product of its digits is 405000, while the sum is 43.

The spelling of 135561351562 in words is "one hundred thirty-five billion, five hundred sixty-one million, three hundred fifty-one thousand, five hundred sixty-two".