6502764481 has 2 divisors, whose sum is σ = 6502764482. Its totient is φ = 6502764480.

The previous prime is 6502764449. The next prime is 6502764551. The reversal of 6502764481 is 1844672056.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6466572225 + 36192256 = 80415^2 + 6016^2 .

It is a cyclic number.

It is not a de Polignac number, because 6502764481 - 2⁵ = 6502764449 is a prime.

It is a super-2 number, since 2×6502764481² = 84571891790710398722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (6502764431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3251382240 + 3251382241.

It is an arithmetic number, because the mean of its divisors is an integer number (3251382241).

Almost surely, 2^6502764481 is an apocalyptic number.

It is an amenable number.

6502764481 is a deficient number, since it is larger than the sum of its proper divisors (1).

6502764481 is an equidigital number, since it uses as much as digits as its factorization.

6502764481 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 322560, while the sum is 43.

The square root of 6502764481 is about 80639.7202438104. The cubic root of 6502764481 is about 1866.5201167084.

The spelling of 6502764481 in words is "six billion, five hundred two million, seven hundred sixty-four thousand, four hundred eighty-one".