242664052455 has 48 divisors (see below), whose sum is σ = 461894584320. Its totient is φ = 116876088000.

The previous prime is 242664052417. The next prime is 242664052469. The reversal of 242664052455 is 554250466242.

242664052455 is a `hidden beast` number, since 24 + 2 + 66 + 40 + 524 + 5 + 5 = 666.

It is not a de Polignac number, because 242664052455 - 2¹⁰ = 242664051431 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 242664052455.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1548535 + ... + 1698024.

It is an arithmetic number, because the mean of its divisors is an integer number (9622803840).

Almost surely, 2^242664052455 is an apocalyptic number.

242664052455 is a deficient number, since it is larger than the sum of its proper divisors (219230531865).

242664052455 is a wasteful number, since it uses less digits than its factorization.

242664052455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3246732 (or 3246729 counting only the distinct ones).

The product of its (nonzero) digits is 2304000, while the sum is 45.

The spelling of 242664052455 in words is "two hundred forty-two billion, six hundred sixty-four million, fifty-two thousand, four hundred fifty-five".