2506333774121 has 4 divisors (see below), whose sum is σ = 2506337005200. Its totient is φ = 2506330543044.

The previous prime is 2506333774093. The next prime is 2506333774141. The reversal of 2506333774121 is 1214773336052.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 2506333774121 - 2¹⁴ = 2506333757737 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2506333774141) 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, 324890 + ... + 2262348.

It is an arithmetic number, because the mean of its divisors is an integer number (626584251300).

Almost surely, 2^{2506333774121} is an apocalyptic number.

It is an amenable number.

2506333774121 is a deficient number, since it is larger than the sum of its proper divisors (3231079).

2506333774121 is a wasteful number, since it uses less digits than its factorization.

2506333774121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3231078.

The product of its (nonzero) digits is 635040, while the sum is 44.

The spelling of 2506333774121 in words is "two trillion, five hundred six billion, three hundred thirty-three million, seven hundred seventy-four thousand, one hundred twenty-one".