2782642547079 has 64 divisors (see below), whose sum is σ = 4268497305600. Its totient is φ = 1789740943200.

The previous prime is 2782642547071. The next prime is 2782642547093. The reversal of 2782642547079 is 9707452462872.

It is a happy number.

2782642547079 is a `hidden beast` number, since 2 + 7 + 82 + 6 + 4 + 2 + 547 + 0 + 7 + 9 = 666.

It is not a de Polignac number, because 2782642547079 - 2³ = 2782642547071 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2782642547071) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 744219192 + ... + 744222930.

It is an arithmetic number, because the mean of its divisors is an integer number (66695270400).

Almost surely, 2^{2782642547079} is an apocalyptic number.

2782642547079 is a deficient number, since it is larger than the sum of its proper divisors (1485854758521).

2782642547079 is a wasteful number, since it uses less digits than its factorization.

2782642547079 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6273 (or 6267 counting only the distinct ones).

The product of its (nonzero) digits is 94832640, while the sum is 63.

The spelling of 2782642547079 in words is "two trillion, seven hundred eighty-two billion, six hundred forty-two million, five hundred forty-seven thousand, seventy-nine".