242288545023 has 24 divisors (see below), whose sum is σ = 401978304000. Its totient is φ = 137754858384.

The previous prime is 242288545019. The next prime is 242288545043. The reversal of 242288545023 is 320545882242.

242288545023 is a `hidden beast` number, since 2 + 4 + 2 + 2 + 88 + 545 + 0 + 23 = 666.

It is not a de Polignac number, because 242288545023 - 2² = 242288545019 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 242288545023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242288545003) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9650403 + ... + 9675476.

It is an arithmetic number, because the mean of its divisors is an integer number (16749096000).

Almost surely, 2^242288545023 is an apocalyptic number.

242288545023 is a deficient number, since it is larger than the sum of its proper divisors (159689758977).

242288545023 is a wasteful number, since it uses less digits than its factorization.

242288545023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19326091 (or 19326088 counting only the distinct ones).

The product of its (nonzero) digits is 1228800, while the sum is 45.

The spelling of 242288545023 in words is "two hundred forty-two billion, two hundred eighty-eight million, five hundred forty-five thousand, twenty-three".