2049472766879 has 4 divisors (see below), whose sum is σ = 2049691014240. Its totient is φ = 2049254519520.

The previous prime is 2049472766849. The next prime is 2049472766893. The reversal of 2049472766879 is 9786672749402.

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 2049472766879 - 2¹⁶ = 2049472701343 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 (2049472766819) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109109594 + ... + 109128375.

It is an arithmetic number, because the mean of its divisors is an integer number (512422753560).

Almost surely, 2^{2049472766879} is an apocalyptic number.

2049472766879 is a deficient number, since it is larger than the sum of its proper divisors (218247361).

2049472766879 is an equidigital number, since it uses as much as digits as its factorization.

2049472766879 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218247360.

The product of its (nonzero) digits is 512096256, while the sum is 71.

The spelling of 2049472766879 in words is "two trillion, forty-nine billion, four hundred seventy-two million, seven hundred sixty-six thousand, eight hundred seventy-nine".