242635254406 has 4 divisors (see below), whose sum is σ = 363952881612. Its totient is φ = 121317627202.

The previous prime is 242635254397. The next prime is 242635254443. The reversal of 242635254406 is 604452536242.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60658813600 + ... + 60658813603.

It is an arithmetic number, because the mean of its divisors is an integer number (90988220403).

Almost surely, 2^242635254406 is an apocalyptic number.

242635254406 is a deficient number, since it is larger than the sum of its proper divisors (121317627206).

242635254406 is a wasteful number, since it uses less digits than its factorization.

242635254406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121317627205.

The product of its (nonzero) digits is 1382400, while the sum is 43.

The spelling of 242635254406 in words is "two hundred forty-two billion, six hundred thirty-five million, two hundred fifty-four thousand, four hundred six".