242873977971 has 16 divisors (see below), whose sum is σ = 327193776000. Its totient is φ = 160235321088.

The previous prime is 242873977961. The next prime is 242873977987. The reversal of 242873977971 is 179779378242.

242873977971 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 242873977971 - 2⁹ = 242873977459 is a prime.

It is not an unprimeable number, because it can be changed into a prime (242873977961) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6563680 + ... + 6600578.

It is an arithmetic number, because the mean of its divisors is an integer number (20449611000).

Almost surely, 2^242873977971 is an apocalyptic number.

242873977971 is a deficient number, since it is larger than the sum of its proper divisors (84319798029).

242873977971 is a wasteful number, since it uses less digits than its factorization.

242873977971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59618.

The product of its digits is 74680704, while the sum is 66.

The spelling of 242873977971 in words is "two hundred forty-two billion, eight hundred seventy-three million, nine hundred seventy-seven thousand, nine hundred seventy-one".