2271608251794 has 48 divisors (see below), whose sum is σ = 5692705042752. Its totient is φ = 641211276384.

The previous prime is 2271608251789. The next prime is 2271608251799. The reversal of 2271608251794 is 4971528061722.

2271608251794 is a `hidden beast` number, since 2 + 2 + 7 + 1 + 608 + 25 + 1 + 7 + 9 + 4 = 666.

It is an interprime number because it is at equal distance from previous prime (2271608251789) and next prime (2271608251799).

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 2271608251794.

It is not an unprimeable number, because it can be changed into a prime (2271608251799) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 108595789 + ... + 108616704.

It is an arithmetic number, because the mean of its divisors is an integer number (118598021724).

Almost surely, 2^{2271608251794} is an apocalyptic number.

2271608251794 is an abundant number, since it is smaller than the sum of its proper divisors (3421096790958).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2271608251794 is a wasteful number, since it uses less digits than its factorization.

2271608251794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217212591 (or 217212588 counting only the distinct ones).

The product of its (nonzero) digits is 3386880, while the sum is 54.

The spelling of 2271608251794 in words is "two trillion, two hundred seventy-one billion, six hundred eight million, two hundred fifty-one thousand, seven hundred ninety-four".