2251377822813 has 8 divisors (see below), whose sum is σ = 3430670968128. Its totient is φ = 1286501613024.

The previous prime is 2251377822773. The next prime is 2251377822817. The reversal of 2251377822813 is 3182287731522.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2251377822813 - 2⁹ = 2251377822301 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2251377822817) 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 7 ways as a sum of consecutive naturals, for example, 53604233856 + ... + 53604233897.

It is an arithmetic number, because the mean of its divisors is an integer number (428833871016).

Almost surely, 2^{2251377822813} is an apocalyptic number.

It is an amenable number.

2251377822813 is a deficient number, since it is larger than the sum of its proper divisors (1179293145315).

2251377822813 is a wasteful number, since it uses less digits than its factorization.

2251377822813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107208467763.

The product of its digits is 2257920, while the sum is 51.

The spelling of 2251377822813 in words is "two trillion, two hundred fifty-one billion, three hundred seventy-seven million, eight hundred twenty-two thousand, eight hundred thirteen".