244004156779 has 4 divisors (see below), whose sum is σ = 256846480840. Its totient is φ = 231161832720.

The previous prime is 244004156729. The next prime is 244004156801. The reversal of 244004156779 is 977651400442.

It is a happy number.

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 244004156779 - 2¹¹ = 244004154731 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (244004156719) 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, 6421162002 + ... + 6421162039.

It is an arithmetic number, because the mean of its divisors is an integer number (64211620210).

Almost surely, 2^244004156779 is an apocalyptic number.

244004156779 is a deficient number, since it is larger than the sum of its proper divisors (12842324061).

244004156779 is a wasteful number, since it uses less digits than its factorization.

244004156779 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12842324060.

The product of its (nonzero) digits is 1693440, while the sum is 49.

The spelling of 244004156779 in words is "two hundred forty-four billion, four million, one hundred fifty-six thousand, seven hundred seventy-nine".