2945663552 has 28 divisors (see below), whose sum is σ = 6294941436. Its totient is φ = 1359536640.

The previous prime is 2945663533. The next prime is 2945663563. The reversal of 2945663552 is 2553665492.

It can be written as a sum of positive squares in 2 ways, for example, as 113720896 + 2831942656 = 10664^2 + 53216^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2945663497 and 2945663506.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1769399 + ... + 1771062.

It is an arithmetic number, because the mean of its divisors is an integer number (224819337).

Almost surely, 2^2945663552 is an apocalyptic number.

It is an amenable number.

2945663552 is an abundant number, since it is smaller than the sum of its proper divisors (3349277884).

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

2945663552 is a wasteful number, since it uses less digits than its factorization.

2945663552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3540486 (or 3540476 counting only the distinct ones).

The product of its digits is 1944000, while the sum is 47.

The square root of 2945663552 is about 54273.9675350900. The cubic root of 2945663552 is about 1433.4890516717.

The spelling of 2945663552 in words is "two billion, nine hundred forty-five million, six hundred sixty-three thousand, five hundred fifty-two".