6700549563 has 6 divisors (see below), whose sum is σ = 9678571604. Its totient is φ = 4467033036.

The previous prime is 6700549561. The next prime is 6700549573. The reversal of 6700549563 is 3659450076.

It is not a de Polignac number, because 6700549563 - 2¹ = 6700549561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6700549561) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 372252745 + ... + 372252762.

Almost surely, 2^6700549563 is an apocalyptic number.

6700549563 is a deficient number, since it is larger than the sum of its proper divisors (2978022041).

6700549563 is a wasteful number, since it uses less digits than its factorization.

6700549563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 744505513 (or 744505510 counting only the distinct ones).

The product of its (nonzero) digits is 680400, while the sum is 45.

The square root of 6700549563 is about 81856.8846402060. The cubic root of 6700549563 is about 1885.2551737990.

The spelling of 6700549563 in words is "six billion, seven hundred million, five hundred forty-nine thousand, five hundred sixty-three".