242264506278 has 16 divisors (see below), whose sum is σ = 489326330736. Its totient is φ = 79955282400.

The previous prime is 242264506273. The next prime is 242264506301. The reversal of 242264506278 is 872605462242.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242264506273) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 199887601 + ... + 199888812.

It is an arithmetic number, because the mean of its divisors is an integer number (30582895671).

Almost surely, 2^242264506278 is an apocalyptic number.

242264506278 is an abundant number, since it is smaller than the sum of its proper divisors (247061824458).

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

242264506278 is a wasteful number, since it uses less digits than its factorization.

242264506278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 399776519.

The product of its (nonzero) digits is 2580480, while the sum is 48.

The spelling of 242264506278 in words is "two hundred forty-two billion, two hundred sixty-four million, five hundred six thousand, two hundred seventy-eight".