242506051533554 has 8 divisors (see below), whose sum is σ = 363911853064428. Its totient is φ = 121202100512080.

The previous prime is 242506051533553. The next prime is 242506051533583. The reversal of 242506051533554 is 455335150605242.

It can be written as a sum of positive squares in 2 ways, for example, as 197711074194529 + 44794977339025 = 14060977^2 + 6692905^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (242506051533553) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25462621397 + ... + 25462630920.

Almost surely, 2^{242506051533554} is an apocalyptic number.

242506051533554 is a deficient number, since it is larger than the sum of its proper divisors (121405801530874).

242506051533554 is a wasteful number, since it uses less digits than its factorization.

242506051533554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50925254700.

The product of its (nonzero) digits is 10800000, while the sum is 50.

The spelling of 242506051533554 in words is "two hundred forty-two trillion, five hundred six billion, fifty-one million, five hundred thirty-three thousand, five hundred fifty-four".