135779123458 has 16 divisors (see below), whose sum is σ = 227603144160. Its totient is φ = 60212471200.

The previous prime is 135779123453. The next prime is 135779123503. The reversal of 135779123458 is 854321977531.

It is a junction number, because it is equal to n+sod(n) for n = 135779123399 and 135779123408.

It is not an unprimeable number, because it can be changed into a prime (135779123453) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75264688 + ... + 75266491.

It is an arithmetic number, because the mean of its divisors is an integer number (14225196510).

Almost surely, 2^135779123458 is an apocalyptic number.

135779123458 is a deficient number, since it is larger than the sum of its proper divisors (91824020702).

135779123458 is a wasteful number, since it uses less digits than its factorization.

135779123458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150531233.

The product of its digits is 6350400, while the sum is 55.

The spelling of 135779123458 in words is "one hundred thirty-five billion, seven hundred seventy-nine million, one hundred twenty-three thousand, four hundred fifty-eight".