242192157545 has 16 divisors (see below), whose sum is σ = 313839644160. Its totient is φ = 178362247104.

The previous prime is 242192157539. The next prime is 242192157569. The reversal of 242192157545 is 545751291242.

242192157545 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 242192157545 - 2³² = 237897190249 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 242192157545.

It is an unprimeable number.

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, 5052485 + ... + 5100194.

It is an arithmetic number, because the mean of its divisors is an integer number (19614977760).

Almost surely, 2^242192157545 is an apocalyptic number.

It is an amenable number.

242192157545 is a deficient number, since it is larger than the sum of its proper divisors (71647486615).

242192157545 is a wasteful number, since it uses less digits than its factorization.

242192157545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10153064.

The product of its digits is 1008000, while the sum is 47.

The spelling of 242192157545 in words is "two hundred forty-two billion, one hundred ninety-two million, one hundred fifty-seven thousand, five hundred forty-five".