2254695551 has 4 divisors (see below), whose sum is σ = 2260976400. Its totient is φ = 2248414704.

The previous prime is 2254695523. The next prime is 2254695559. The reversal of 2254695551 is 1555964522.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2254695551 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 (2254695559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3139886 + ... + 3140603.

It is an arithmetic number, because the mean of its divisors is an integer number (565244100).

Almost surely, 2^2254695551 is an apocalyptic number.

2254695551 is a deficient number, since it is larger than the sum of its proper divisors (6280849).

2254695551 is an equidigital number, since it uses as much as digits as its factorization.

2254695551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6280848.

The product of its digits is 540000, while the sum is 44.

The square root of 2254695551 is about 47483.6345597091. The cubic root of 2254695551 is about 1311.2816063190.

The spelling of 2254695551 in words is "two billion, two hundred fifty-four million, six hundred ninety-five thousand, five hundred fifty-one".