6402983537 has 2 divisors, whose sum is σ = 6402983538. Its totient is φ = 6402983536.

The previous prime is 6402983507. The next prime is 6402983563. The reversal of 6402983537 is 7353892046.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4091393296 + 2311590241 = 63964^2 + 48079^2 .

It is a cyclic number.

It is not a de Polignac number, because 6402983537 - 2⁶ = 6402983473 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6402983491 and 6402983500.

It is not a weakly prime, because it can be changed into another prime (6402983507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3201491768 + 3201491769.

It is an arithmetic number, because the mean of its divisors is an integer number (3201491769).

Almost surely, 2^6402983537 is an apocalyptic number.

It is an amenable number.

6402983537 is a deficient number, since it is larger than the sum of its proper divisors (1).

6402983537 is an equidigital number, since it uses as much as digits as its factorization.

6402983537 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1088640, while the sum is 47.

The square root of 6402983537 is about 80018.6449335403. The cubic root of 6402983537 is about 1856.9239959587.

The spelling of 6402983537 in words is "six billion, four hundred two million, nine hundred eighty-three thousand, five hundred thirty-seven".