13155355021435 has 16 divisors (see below), whose sum is σ = 17266995152640. Its totient is φ = 9542286764640.

The previous prime is 13155355021427. The next prime is 13155355021447. The reversal of 13155355021435 is 53412055355131.

It is not a de Polignac number, because 13155355021435 - 2³ = 13155355021427 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13155355021391 and 13155355021400.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 315530967 + ... + 315572656.

It is an arithmetic number, because the mean of its divisors is an integer number (1079187197040).

Almost surely, 2^{13155355021435} is an apocalyptic number.

13155355021435 is a deficient number, since it is larger than the sum of its proper divisors (4111640131205).

13155355021435 is a wasteful number, since it uses less digits than its factorization.

13155355021435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 631104018.

The product of its (nonzero) digits is 675000, while the sum is 43.

The spelling of 13155355021435 in words is "thirteen trillion, one hundred fifty-five billion, three hundred fifty-five million, twenty-one thousand, four hundred thirty-five".