6761543801 has 2 divisors, whose sum is σ = 6761543802. Its totient is φ = 6761543800.

The previous prime is 6761543779. The next prime is 6761543809. The reversal of 6761543801 is 1083451676.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6396160576 + 365383225 = 79976^2 + 19115^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6761543801 is a prime.

It is not a weakly prime, because it can be changed into another prime (6761543809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3380771900 + 3380771901.

It is an arithmetic number, because the mean of its divisors is an integer number (3380771901).

Almost surely, 2^6761543801 is an apocalyptic number.

It is an amenable number.

6761543801 is a deficient number, since it is larger than the sum of its proper divisors (1).

6761543801 is an equidigital number, since it uses as much as digits as its factorization.

6761543801 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120960, while the sum is 41.

The square root of 6761543801 is about 82228.6069503795. The cubic root of 6761543801 is about 1890.9583151809.

The spelling of 6761543801 in words is "six billion, seven hundred sixty-one million, five hundred forty-three thousand, eight hundred one".