6461470651 has 2 divisors, whose sum is σ = 6461470652. Its totient is φ = 6461470650.

The previous prime is 6461470633. The next prime is 6461470679. The reversal of 6461470651 is 1560741646.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6461470651 - 2¹⁵ = 6461437883 is a prime.

It is not a weakly prime, because it can be changed into another prime (6461470621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3230735325 + 3230735326.

It is an arithmetic number, because the mean of its divisors is an integer number (3230735326).

Almost surely, 2^6461470651 is an apocalyptic number.

6461470651 is a deficient number, since it is larger than the sum of its proper divisors (1).

6461470651 is an equidigital number, since it uses as much as digits as its factorization.

6461470651 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 40.

The square root of 6461470651 is about 80383.2734528770. The cubic root of 6461470651 is about 1862.5608010781.

The spelling of 6461470651 in words is "six billion, four hundred sixty-one million, four hundred seventy thousand, six hundred fifty-one".