242640466442 has 8 divisors (see below), whose sum is σ = 397048036032. Its totient is φ = 110291121100.

The previous prime is 242640466417. The next prime is 242640466483. The reversal of 242640466442 is 244664046242.

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

It is a junction number, because it is equal to n+sod(n) for n = 242640466393 and 242640466402.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5514556034 + ... + 5514556077.

It is an arithmetic number, because the mean of its divisors is an integer number (49631004504).

Almost surely, 2^242640466442 is an apocalyptic number.

242640466442 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

242640466442 is a deficient number, since it is larger than the sum of its proper divisors (154407569590).

242640466442 is a wasteful number, since it uses less digits than its factorization.

242640466442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11029112124.

The product of its (nonzero) digits is 1769472, while the sum is 44.

The spelling of 242640466442 in words is "two hundred forty-two billion, six hundred forty million, four hundred sixty-six thousand, four hundred forty-two".