6498724790019 has 144 divisors (see below), whose sum is σ = 11443914682368. Its totient is φ = 3264994656000.

The previous prime is 6498724789981. The next prime is 6498724790021. The reversal of 6498724790019 is 9100974278946.

It is a happy number.

It is not a de Polignac number, because 6498724790019 - 2⁸ = 6498724789763 is a prime.

It is a super-2 number, since 2×6498724790019² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6498724790039) 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 143 ways as a sum of consecutive naturals, for example, 1257733974 + ... + 1257739140.

Almost surely, 2^{6498724790019} is an apocalyptic number.

6498724790019 is a deficient number, since it is larger than the sum of its proper divisors (4945189892349).

6498724790019 is a wasteful number, since it uses less digits than its factorization.

6498724790019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7518 (or 7500 counting only the distinct ones).

The product of its (nonzero) digits is 54867456, while the sum is 66.

The spelling of 6498724790019 in words is "six trillion, four hundred ninety-eight billion, seven hundred twenty-four million, seven hundred ninety thousand, nineteen".