6481699634452 has 48 divisors (see below), whose sum is σ = 13099445936640. Its totient is φ = 2748728927232.

The previous prime is 6481699634419. The next prime is 6481699634461. The reversal of 6481699634452 is 2544369961846.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 14773398 + ... + 15205810.

It is an arithmetic number, because the mean of its divisors is an integer number (272905123680).

Almost surely, 2^{6481699634452} is an apocalyptic number.

It is an amenable number.

6481699634452 is an abundant number, since it is smaller than the sum of its proper divisors (6617746302188).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6481699634452 is a wasteful number, since it uses less digits than its factorization.

6481699634452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 438040 (or 438038 counting only the distinct ones).

The product of its digits is 268738560, while the sum is 67.

The spelling of 6481699634452 in words is "six trillion, four hundred eighty-one billion, six hundred ninety-nine million, six hundred thirty-four thousand, four hundred fifty-two".