2766636452 has 6 divisors (see below), whose sum is σ = 4841613798. Its totient is φ = 1383318224.

The previous prime is 2766636451. The next prime is 2766636463. The reversal of 2766636452 is 2546366672.

It can be written as a sum of positive squares in only one way, i.e., 2606715136 + 159921316 = 51056^2 + 12646^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2766636397 and 2766636406.

It is not an unprimeable number, because it can be changed into a prime (2766636451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 345829553 + ... + 345829560.

It is an arithmetic number, because the mean of its divisors is an integer number (806935633).

Almost surely, 2^2766636452 is an apocalyptic number.

It is an amenable number.

2766636452 is a deficient number, since it is larger than the sum of its proper divisors (2074977346).

2766636452 is a wasteful number, since it uses less digits than its factorization.

2766636452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 691659117 (or 691659115 counting only the distinct ones).

The product of its digits is 2177280, while the sum is 47.

The square root of 2766636452 is about 52598.8255762427. The cubic root of 2766636452 is about 1403.8391989335.

The spelling of 2766636452 in words is "two billion, seven hundred sixty-six million, six hundred thirty-six thousand, four hundred fifty-two".