135403242505554 has 32 divisors (see below), whose sum is σ = 271277329639680. Its totient is φ = 45055957998672.

The previous prime is 135403242505537. The next prime is 135403242505579. The reversal of 135403242505554 is 455505242304531.

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, 28020477 + ... + 32495439.

It is an arithmetic number, because the mean of its divisors is an integer number (8477416551240).

Almost surely, 2^{135403242505554} is an apocalyptic number.

135403242505554 is an abundant number, since it is smaller than the sum of its proper divisors (135874087134126).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

135403242505554 is a wasteful number, since it uses less digits than its factorization.

135403242505554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4483734.

The product of its (nonzero) digits is 7200000, while the sum is 48.

The spelling of 135403242505554 in words is "one hundred thirty-five trillion, four hundred three billion, two hundred forty-two million, five hundred five thousand, five hundred fifty-four".