242185476764 has 24 divisors (see below), whose sum is σ = 528404677248. Its totient is φ = 94357977840.

The previous prime is 242185476569. The next prime is 242185476781. The reversal of 242185476764 is 467674581242.

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 in 7 ways as a sum of consecutive naturals, for example, 393157934 + ... + 393158549.

It is an arithmetic number, because the mean of its divisors is an integer number (22016861552).

Almost surely, 2^242185476764 is an apocalyptic number.

It is an amenable number.

242185476764 is an abundant number, since it is smaller than the sum of its proper divisors (286219200484).

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

242185476764 is a wasteful number, since it uses less digits than its factorization.

242185476764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 786316505 (or 786316503 counting only the distinct ones).

The product of its digits is 18063360, while the sum is 56.

The spelling of 242185476764 in words is "two hundred forty-two billion, one hundred eighty-five million, four hundred seventy-six thousand, seven hundred sixty-four".