135120415425544 has 32 divisors (see below), whose sum is σ = 253634064076800. Its totient is φ = 67484668043520.

The previous prime is 135120415425539. The next prime is 135120415425601. The reversal of 135120415425544 is 445524514021531.

It is a junction number, because it is equal to n+sod(n) for n = 135120415425494 and 135120415425503.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 420553792 + ... + 420874960.

It is an arithmetic number, because the mean of its divisors is an integer number (7926064502400).

Almost surely, 2^{135120415425544} is an apocalyptic number.

It is an amenable number.

135120415425544 is a deficient number, since it is larger than the sum of its proper divisors (118513648651256).

135120415425544 is a wasteful number, since it uses less digits than its factorization.

135120415425544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 379813 (or 379809 counting only the distinct ones).

The product of its (nonzero) digits is 1920000, while the sum is 46.

The spelling of 135120415425544 in words is "one hundred thirty-five trillion, one hundred twenty billion, four hundred fifteen million, four hundred twenty-five thousand, five hundred forty-four".