242005507772105 has 32 divisors (see below), whose sum is σ = 363474197925120. Its totient is φ = 150273570078720.

The previous prime is 242005507772099. The next prime is 242005507772123. The reversal of 242005507772105 is 501277705500242.

It is not a de Polignac number, because 242005507772105 - 2³⁸ = 241730629865161 is a prime.

It is a super-2 number, since 2×242005507772105² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 242005507772105.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1222830500 + ... + 1223028389.

It is an arithmetic number, because the mean of its divisors is an integer number (11358568685160).

Almost surely, 2^{242005507772105} is an apocalyptic number.

It is an amenable number.

242005507772105 is a deficient number, since it is larger than the sum of its proper divisors (121468690153015).

242005507772105 is a wasteful number, since it uses less digits than its factorization.

242005507772105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2445859169.

The product of its (nonzero) digits is 1372000, while the sum is 47.

The spelling of 242005507772105 in words is "two hundred forty-two trillion, five billion, five hundred seven million, seven hundred seventy-two thousand, one hundred five".