2271608251797 has 8 divisors (see below), whose sum is σ = 3099248467744. Its totient is φ = 1479186768528.

The previous prime is 2271608251789. The next prime is 2271608251799. The reversal of 2271608251797 is 7971528061722.

It is a happy number.

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

It is not a de Polignac number, because 2271608251797 - 2³ = 2271608251789 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 (2271608251799) 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 7 ways as a sum of consecutive naturals, for example, 8804683018 + ... + 8804683275.

It is an arithmetic number, because the mean of its divisors is an integer number (387406058468).

Almost surely, 2^{2271608251797} is an apocalyptic number.

It is an amenable number.

2271608251797 is a deficient number, since it is larger than the sum of its proper divisors (827640215947).

2271608251797 is a wasteful number, since it uses less digits than its factorization.

2271608251797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17609366339.

The product of its (nonzero) digits is 5927040, while the sum is 57.

The spelling of 2271608251797 in words is "two trillion, two hundred seventy-one billion, six hundred eight million, two hundred fifty-one thousand, seven hundred ninety-seven".