13405535255522 has 32 divisors (see below), whose sum is σ = 20514464040960. Its totient is φ = 6568126702720.

The previous prime is 13405535255521. The next prime is 13405535255549. The reversal of 13405535255522 is 22555253550431.

It is a super-3 number, since 3×13405535255522³ (a number of 40 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (13405535255521) 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, 78235622 + ... + 78406782.

It is an arithmetic number, because the mean of its divisors is an integer number (641077001280).

Almost surely, 2^{13405535255522} is an apocalyptic number.

13405535255522 is a deficient number, since it is larger than the sum of its proper divisors (7108928785438).

13405535255522 is a wasteful number, since it uses less digits than its factorization.

13405535255522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173338.

The product of its (nonzero) digits is 4500000, while the sum is 47.

The spelling of 13405535255522 in words is "thirteen trillion, four hundred five billion, five hundred thirty-five million, two hundred fifty-five thousand, five hundred twenty-two".