2550984693 has 4 divisors (see below), whose sum is σ = 3401312928. Its totient is φ = 1700656460.

The previous prime is 2550984677. The next prime is 2550984697. The reversal of 2550984693 is 3964890552.

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.

It is a cyclic number.

It is not a de Polignac number, because 2550984693 - 2⁴ = 2550984677 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2550984697) 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, 425164113 + ... + 425164118.

It is an arithmetic number, because the mean of its divisors is an integer number (850328232).

Almost surely, 2^2550984693 is an apocalyptic number.

It is an amenable number.

2550984693 is a deficient number, since it is larger than the sum of its proper divisors (850328235).

2550984693 is an equidigital number, since it uses as much as digits as its factorization.

2550984693 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 850328234.

The product of its (nonzero) digits is 2332800, while the sum is 51.

The square root of 2550984693 is about 50507.2736642951. The cubic root of 2550984693 is about 1366.3730396423.

The spelling of 2550984693 in words is "two billion, five hundred fifty million, nine hundred eighty-four thousand, six hundred ninety-three".