242086464851 has 12 divisors (see below), whose sum is σ = 307211766840. Its totient is φ = 188638803360.

The previous prime is 242086464827. The next prime is 242086464869. The reversal of 242086464851 is 158464680242.

It is a de Polignac number, because none of the positive numbers 2^k-242086464851 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 242086464851.

It is not an unprimeable number, because it can be changed into a prime (242086463851) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 224569466 + ... + 224570543.

It is an arithmetic number, because the mean of its divisors is an integer number (25600980570).

Almost surely, 2^242086464851 is an apocalyptic number.

242086464851 is a deficient number, since it is larger than the sum of its proper divisors (65125301989).

242086464851 is a wasteful number, since it uses less digits than its factorization.

242086464851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 449140034 (or 449140027 counting only the distinct ones).

The product of its (nonzero) digits is 2949120, while the sum is 50.

The spelling of 242086464851 in words is "two hundred forty-two billion, eighty-six million, four hundred sixty-four thousand, eight hundred fifty-one".