242388147151784 has 32 divisors (see below), whose sum is σ = 454947744204000. Its totient is φ = 121068761236032.

The previous prime is 242388147151771. The next prime is 242388147151853. The reversal of 242388147151784 is 487151741883242.

It is a happy number.

242388147151784 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 242388147151784.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 155899742 + ... + 157446834.

It is an arithmetic number, because the mean of its divisors is an integer number (14217117006375).

Almost surely, 2^{242388147151784} is an apocalyptic number.

It is an amenable number.

242388147151784 is a deficient number, since it is larger than the sum of its proper divisors (212559597052216).

242388147151784 is a wasteful number, since it uses less digits than its factorization.

242388147151784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1567337 (or 1567333 counting only the distinct ones).

The product of its digits is 96337920, while the sum is 65.

The spelling of 242388147151784 in words is "two hundred forty-two trillion, three hundred eighty-eight billion, one hundred forty-seven million, one hundred fifty-one thousand, seven hundred eighty-four".