2425366784739 has 4 divisors (see below), whose sum is σ = 3233822379656. Its totient is φ = 1616911189824.

The previous prime is 2425366784719. The next prime is 2425366784747. The reversal of 2425366784739 is 9374876635242.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 2425366784739 - 2⁷ = 2425366784611 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2425366784739.

It is not an unprimeable number, because it can be changed into a prime (2425366784719) 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, 404227797454 + ... + 404227797459.

It is an arithmetic number, because the mean of its divisors is an integer number (808455594914).

Almost surely, 2^{2425366784739} is an apocalyptic number.

2425366784739 is a deficient number, since it is larger than the sum of its proper divisors (808455594917).

2425366784739 is an equidigital number, since it uses as much as digits as its factorization.

2425366784739 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 808455594916.

The product of its digits is 365783040, while the sum is 66.

The spelling of 2425366784739 in words is "two trillion, four hundred twenty-five billion, three hundred sixty-six million, seven hundred eighty-four thousand, seven hundred thirty-nine".