242777457606701 has 4 divisors (see below), whose sum is σ = 242778019401600. Its totient is φ = 242776895811804.

The previous prime is 242777457606689. The next prime is 242777457606821. The reversal of 242777457606701 is 107606754777242.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 242777457606701 - 2²² = 242777453412397 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242777457603701) 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, 280248731 + ... + 281113688.

It is an arithmetic number, because the mean of its divisors is an integer number (60694504850400).

Almost surely, 2^{242777457606701} is an apocalyptic number.

It is an amenable number.

242777457606701 is a deficient number, since it is larger than the sum of its proper divisors (561794899).

242777457606701 is an equidigital number, since it uses as much as digits as its factorization.

242777457606701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 561794898.

The product of its (nonzero) digits is 193616640, while the sum is 65.

The spelling of 242777457606701 in words is "two hundred forty-two trillion, seven hundred seventy-seven billion, four hundred fifty-seven million, six hundred six thousand, seven hundred one".