135420361594 has 64 divisors (see below), whose sum is σ = 238972043520. Its totient is φ = 56357959680.

The previous prime is 135420361577. The next prime is 135420361597. The reversal of 135420361594 is 495163024531.

It is a self number, because there is not a number n which added to its sum of digits gives 135420361594.

It is not an unprimeable number, because it can be changed into a prime (135420361597) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 52959364 + ... + 52961920.

It is an arithmetic number, because the mean of its divisors is an integer number (3733938180).

Almost surely, 2^135420361594 is an apocalyptic number.

135420361594 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

135420361594 is a deficient number, since it is larger than the sum of its proper divisors (103551681926).

135420361594 is a wasteful number, since it uses less digits than its factorization.

135420361594 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3383.

The product of its (nonzero) digits is 388800, while the sum is 43.

The spelling of 135420361594 in words is "one hundred thirty-five billion, four hundred twenty million, three hundred sixty-one thousand, five hundred ninety-four".