135704020772465 has 32 divisors (see below), whose sum is σ = 164741035852800. Its totient is φ = 107305995596800.

The previous prime is 135704020772431. The next prime is 135704020772483. The reversal of 135704020772465 is 564277020407531.

It is not a de Polignac number, because 135704020772465 - 2¹⁶ = 135704020706929 is a prime.

It is a super-2 number, since 2×135704020772465² (a number of 29 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 441394277 + ... + 441701613.

It is an arithmetic number, because the mean of its divisors is an integer number (5148157370400).

Almost surely, 2^{135704020772465} is an apocalyptic number.

It is an amenable number.

135704020772465 is a deficient number, since it is larger than the sum of its proper divisors (29037015080335).

135704020772465 is a wasteful number, since it uses less digits than its factorization.

135704020772465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310153.

The product of its (nonzero) digits is 9878400, while the sum is 53.

The spelling of 135704020772465 in words is "one hundred thirty-five trillion, seven hundred four billion, twenty million, seven hundred seventy-two thousand, four hundred sixty-five".