135662613626 has 8 divisors (see below), whose sum is σ = 203505675060. Its totient is φ = 67827388608.

The previous prime is 135662613613. The next prime is 135662613637. The reversal of 135662613626 is 626316266531.

It can be written as a sum of positive squares in 2 ways, for example, as 127688302225 + 7974311401 = 357335^2 + 89299^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1915631 + ... + 1985186.

Almost surely, 2^135662613626 is an apocalyptic number.

135662613626 is a deficient number, since it is larger than the sum of its proper divisors (67843061434).

135662613626 is a wasteful number, since it uses less digits than its factorization.

135662613626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3918208.

The product of its digits is 1399680, while the sum is 47.

The spelling of 135662613626 in words is "one hundred thirty-five billion, six hundred sixty-two million, six hundred thirteen thousand, six hundred twenty-six".