2271602702144 has 14 divisors (see below), whose sum is σ = 4507711612194. Its totient is φ = 1135801351040.

The previous prime is 2271602702143. The next prime is 2271602702177. The reversal of 2271602702144 is 4412072061722.

It can be written as a sum of positive squares in only one way, i.e., 2172322254400 + 99280447744 = 1473880^2 + 315088^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2271602702098 and 2271602702107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2271602702141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17746896047 + ... + 17746896174.

It is an arithmetic number, because the mean of its divisors is an integer number (321979400871).

Almost surely, 2^{2271602702144} is an apocalyptic number.

It is an amenable number.

2271602702144 is a deficient number, since it is larger than the sum of its proper divisors (2236108910050).

2271602702144 is an equidigital number, since it uses as much as digits as its factorization.

2271602702144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35493792233 (or 35493792223 counting only the distinct ones).

The product of its (nonzero) digits is 75264, while the sum is 38.

Adding to 2271602702144 its reverse (4412072061722), we get a palindrome (6683674763866).

The spelling of 2271602702144 in words is "two trillion, two hundred seventy-one billion, six hundred two million, seven hundred two thousand, one hundred forty-four".