2422645256977 has 4 divisors (see below), whose sum is σ = 2642885734896. Its totient is φ = 2202404779060.

The previous prime is 2422645256947. The next prime is 2422645256989. The reversal of 2422645256977 is 7796525462242.

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 2422645256977 - 2⁷ = 2422645256849 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2422645256947) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 110120238943 + ... + 110120238964.

It is an arithmetic number, because the mean of its divisors is an integer number (660721433724).

Almost surely, 2^{2422645256977} is an apocalyptic number.

It is an amenable number.

2422645256977 is a deficient number, since it is larger than the sum of its proper divisors (220240477919).

2422645256977 is a wasteful number, since it uses less digits than its factorization.

2422645256977 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220240477918.

The product of its digits is 101606400, while the sum is 61.

The spelling of 2422645256977 in words is "two trillion, four hundred twenty-two billion, six hundred forty-five million, two hundred fifty-six thousand, nine hundred seventy-seven".