6746505461 has 2 divisors, whose sum is σ = 6746505462. Its totient is φ = 6746505460.

The previous prime is 6746505457. The next prime is 6746505487. The reversal of 6746505461 is 1645056476.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6745336900 + 1168561 = 82130^2 + 1081^2 .

It is a cyclic number.

It is not a de Polignac number, because 6746505461 - 2² = 6746505457 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6746505421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3373252730 + 3373252731.

It is an arithmetic number, because the mean of its divisors is an integer number (3373252731).

Almost surely, 2^6746505461 is an apocalyptic number.

It is an amenable number.

6746505461 is a deficient number, since it is larger than the sum of its proper divisors (1).

6746505461 is an equidigital number, since it uses as much as digits as its factorization.

6746505461 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 604800, while the sum is 44.

The square root of 6746505461 is about 82137.1137854259. The cubic root of 6746505461 is about 1889.5553820081. Note that the first 3 decimals are identical.

The spelling of 6746505461 in words is "six billion, seven hundred forty-six million, five hundred five thousand, four hundred sixty-one".