6487263236949 has 32 divisors (see below), whose sum is σ = 9448395586560. Its totient is φ = 3926520470400.

The previous prime is 6487263236941. The next prime is 6487263237053. The reversal of 6487263236949 is 9496323627846.

It is not a de Polignac number, because 6487263236949 - 2³ = 6487263236941 is a prime.

It is a super-3 number, since 3×6487263236949³ (a number of 39 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6487263236941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 107273529 + ... + 107333985.

It is an arithmetic number, because the mean of its divisors is an integer number (295262362080).

Almost surely, 2^{6487263236949} is an apocalyptic number.

It is an amenable number.

6487263236949 is a deficient number, since it is larger than the sum of its proper divisors (2961132349611).

6487263236949 is a wasteful number, since it uses less digits than its factorization.

6487263236949 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64681.

The product of its digits is 564350976, while the sum is 69.

The spelling of 6487263236949 in words is "six trillion, four hundred eighty-seven billion, two hundred sixty-three million, two hundred thirty-six thousand, nine hundred forty-nine".