242544132135450 has 72 divisors (see below), whose sum is σ = 651899378739648. Its totient is φ = 64652217495840.

The previous prime is 242544132135413. The next prime is 242544132135467. The reversal of 242544132135450 is 54531231445242.

242544132135450 is a `hidden beast` number, since 2 + 4 + 2 + 5 + 441 + 32 + 135 + 45 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 242544132135396 and 242544132135405.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 108129202 + ... + 110349501.

Almost surely, 2^{242544132135450} is an apocalyptic number.

242544132135450 is an abundant number, since it is smaller than the sum of its proper divisors (409355246604198).

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

242544132135450 is a wasteful number, since it uses less digits than its factorization.

242544132135450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218481188 (or 218481180 counting only the distinct ones).

The product of its (nonzero) digits is 2304000, while the sum is 45.

The spelling of 242544132135450 in words is "two hundred forty-two trillion, five hundred forty-four billion, one hundred thirty-two million, one hundred thirty-five thousand, four hundred fifty".