135553422254 has 4 divisors (see below), whose sum is σ = 203330133384. Its totient is φ = 67776711126.

The previous prime is 135553422241. The next prime is 135553422287. The reversal of 135553422254 is 452224355531.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33888355562 + ... + 33888355565.

It is an arithmetic number, because the mean of its divisors is an integer number (50832533346).

Almost surely, 2^135553422254 is an apocalyptic number.

135553422254 is a deficient number, since it is larger than the sum of its proper divisors (67776711130).

135553422254 is an equidigital number, since it uses as much as digits as its factorization.

135553422254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67776711129.

The product of its digits is 720000, while the sum is 41.

Adding to 135553422254 its reverse (452224355531), we get a palindrome (587777777785).

The spelling of 135553422254 in words is "one hundred thirty-five billion, five hundred fifty-three million, four hundred twenty-two thousand, two hundred fifty-four".