2276663660644 has 12 divisors (see below), whose sum is σ = 3986025792364. Its totient is φ = 1137799148544.

The previous prime is 2276663660573. The next prime is 2276663660681. The reversal of 2276663660644 is 4460663666722.

It can be written as a sum of positive squares in 2 ways, for example, as 1006169486400 + 1270494174244 = 1003080^2 + 1127162^2 .

It is a hoax number, since the sum of its digits (58) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 133160829 + ... + 133177924.

Almost surely, 2^{2276663660644} is an apocalyptic number.

It is an amenable number.

2276663660644 is a deficient number, since it is larger than the sum of its proper divisors (1709362131720).

2276663660644 is a wasteful number, since it uses less digits than its factorization.

2276663660644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266340894 (or 266340892 counting only the distinct ones).

The product of its (nonzero) digits is 62705664, while the sum is 58.

The spelling of 2276663660644 in words is "two trillion, two hundred seventy-six billion, six hundred sixty-three million, six hundred sixty thousand, six hundred forty-four".