135412089639 has 16 divisors (see below), whose sum is σ = 181178133120. Its totient is φ = 89960824800.

The previous prime is 135412089623. The next prime is 135412089649. The reversal of 135412089639 is 936980214531.

It is not a de Polignac number, because 135412089639 - 2⁴ = 135412089623 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 135412089591 and 135412089600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135412089649) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1197652 + ... + 1305830.

It is an arithmetic number, because the mean of its divisors is an integer number (11323633320).

Almost surely, 2^135412089639 is an apocalyptic number.

135412089639 is a deficient number, since it is larger than the sum of its proper divisors (45766043481).

135412089639 is a wasteful number, since it uses less digits than its factorization.

135412089639 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109630.

The product of its (nonzero) digits is 1399680, while the sum is 51.

The spelling of 135412089639 in words is "one hundred thirty-five billion, four hundred twelve million, eighty-nine thousand, six hundred thirty-nine".