135424513215244 has 12 divisors (see below), whose sum is σ = 258537707047368. Its totient is φ = 61556596916000.

The previous prime is 135424513215221. The next prime is 135424513215269. The reversal of 135424513215244 is 442512315424531.

It is a junction number, because it is equal to n+sod(n) for n = 135424513215194 and 135424513215203.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1538914922857 + ... + 1538914922944.

It is an arithmetic number, because the mean of its divisors is an integer number (21544808920614).

Almost surely, 2^{135424513215244} is an apocalyptic number.

It is an amenable number.

135424513215244 is a deficient number, since it is larger than the sum of its proper divisors (123113193832124).

135424513215244 is a wasteful number, since it uses less digits than its factorization.

135424513215244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3077829845816 (or 3077829845814 counting only the distinct ones).

The product of its digits is 2304000, while the sum is 46.

Adding to 135424513215244 its reverse (442512315424531), we get a palindrome (577936828639775).

It can be divided in two parts, 1354245 and 13215244, that added together give a square (14569489 = 3817²).

The spelling of 135424513215244 in words is "one hundred thirty-five trillion, four hundred twenty-four billion, five hundred thirteen million, two hundred fifteen thousand, two hundred forty-four".