2261520604244 has 24 divisors (see below), whose sum is σ = 4346040812736. Its totient is φ = 1021156200000.

The previous prime is 2261520604117. The next prime is 2261520604279. The reversal of 2261520604244 is 4424060251622.

It is a super-2 number, since 2×2261520604244² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2261520604198 and 2261520604207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 170186057 + ... + 170199344.

It is an arithmetic number, because the mean of its divisors is an integer number (181085033864).

Almost surely, 2^{2261520604244} is an apocalyptic number.

It is an amenable number.

2261520604244 is a deficient number, since it is larger than the sum of its proper divisors (2084520208492).

2261520604244 is a wasteful number, since it uses less digits than its factorization.

2261520604244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 340385567 (or 340385565 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 38.

Adding to 2261520604244 its reverse (4424060251622), we get a palindrome (6685580855866).

The spelling of 2261520604244 in words is "two trillion, two hundred sixty-one billion, five hundred twenty million, six hundred four thousand, two hundred forty-four".