242586642810507 has 4 divisors (see below), whose sum is σ = 323448857080680. Its totient is φ = 161724428540336.

The previous prime is 242586642810503. The next prime is 242586642810509. The reversal of 242586642810507 is 705018246685242.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 242586642810507 - 2² = 242586642810503 is a prime.

It is not an unprimeable number, because it can be changed into a prime (242586642810503) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40431107135082 + ... + 40431107135087.

It is an arithmetic number, because the mean of its divisors is an integer number (80862214270170).

Almost surely, 2^{242586642810507} is an apocalyptic number.

242586642810507 is a deficient number, since it is larger than the sum of its proper divisors (80862214270173).

242586642810507 is an equidigital number, since it uses as much as digits as its factorization.

242586642810507 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80862214270172.

The product of its (nonzero) digits is 51609600, while the sum is 60.

The spelling of 242586642810507 in words is "two hundred forty-two trillion, five hundred eighty-six billion, six hundred forty-two million, eight hundred ten thousand, five hundred seven".