242078311884 has 48 divisors (see below), whose sum is σ = 585594868320. Its totient is φ = 77741207040.

The previous prime is 242078311879. The next prime is 242078311933. The reversal of 242078311884 is 488113870242.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 594049 + ... + 914904.

It is an arithmetic number, because the mean of its divisors is an integer number (12199893090).

Almost surely, 2^242078311884 is an apocalyptic number.

It is an amenable number.

242078311884 is an abundant number, since it is smaller than the sum of its proper divisors (343516556436).

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

242078311884 is a wasteful number, since it uses less digits than its factorization.

242078311884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1509450 (or 1509448 counting only the distinct ones).

The product of its (nonzero) digits is 688128, while the sum is 48.

The spelling of 242078311884 in words is "two hundred forty-two billion, seventy-eight million, three hundred eleven thousand, eight hundred eighty-four".