6461470633 has 2 divisors, whose sum is σ = 6461470634. Its totient is φ = 6461470632.

The previous prime is 6461470627. The next prime is 6461470651. The reversal of 6461470633 is 3360741646.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4751069184 + 1710401449 = 68928^2 + 41357^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6461470633 is a prime.

It is a super-2 number, since 2×6461470633² = 83501205482242841378, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (6461470033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3230735316 + 3230735317.

It is an arithmetic number, because the mean of its divisors is an integer number (3230735317).

Almost surely, 2^6461470633 is an apocalyptic number.

It is an amenable number.

6461470633 is a deficient number, since it is larger than the sum of its proper divisors (1).

6461470633 is an equidigital number, since it uses as much as digits as its factorization.

6461470633 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 217728, while the sum is 40.

The square root of 6461470633 is about 80383.2733409134. The cubic root of 6461470633 is about 1862.5607993485.

The spelling of 6461470633 in words is "six billion, four hundred sixty-one million, four hundred seventy thousand, six hundred thirty-three".