135224513154455 has 8 divisors (see below), whose sum is σ = 162394527139152. Its totient is φ = 108096202954368.

The previous prime is 135224513154421. The next prime is 135224513154517. The reversal of 135224513154455 is 554451315422531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 135224513154455 - 2²⁸ = 135224244718999 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 7 ways as a sum of consecutive naturals, for example, 10425939017 + ... + 10425951986.

It is an arithmetic number, because the mean of its divisors is an integer number (20299315892394).

Almost surely, 2^{135224513154455} is an apocalyptic number.

135224513154455 is a deficient number, since it is larger than the sum of its proper divisors (27170013984697).

135224513154455 is a wasteful number, since it uses less digits than its factorization.

135224513154455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20851892305.

The product of its digits is 7200000, while the sum is 50.

Adding to 135224513154455 its reverse (554451315422531), we get a palindrome (689675828576986).

The spelling of 135224513154455 in words is "one hundred thirty-five trillion, two hundred twenty-four billion, five hundred thirteen million, one hundred fifty-four thousand, four hundred fifty-five".