135422510220455 has 32 divisors (see below), whose sum is σ = 165952439697408. Its totient is φ = 106058094940800.

The previous prime is 135422510220449. The next prime is 135422510220497. The reversal of 135422510220455 is 554022015224531.

It is not a de Polignac number, because 135422510220455 - 2⁶ = 135422510220391 is a prime.

It is a Duffinian number.

It is a congruent 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, 279367502 + ... + 279851828.

It is an arithmetic number, because the mean of its divisors is an integer number (5186013740544).

Almost surely, 2^{135422510220455} is an apocalyptic number.

135422510220455 is a deficient number, since it is larger than the sum of its proper divisors (30529929476953).

135422510220455 is a wasteful number, since it uses less digits than its factorization.

135422510220455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 488727.

The product of its (nonzero) digits is 480000, while the sum is 41.

Adding to 135422510220455 its reverse (554022015224531), we get a palindrome (689444525444986).

The spelling of 135422510220455 in words is "one hundred thirty-five trillion, four hundred twenty-two billion, five hundred ten million, two hundred twenty thousand, four hundred fifty-five".