6412698317784 has 64 divisors (see below), whose sum is σ = 17491923504000. Its totient is φ = 1942936773120.

The previous prime is 6412698317783. The next prime is 6412698317813. The reversal of 6412698317784 is 4877138962146.

It is a super-2 number, since 2×6412698317784² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6412698317783) 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 15 ways as a sum of consecutive naturals, for example, 219889 + ... + 3588000.

It is an arithmetic number, because the mean of its divisors is an integer number (273311304750).

Almost surely, 2^{6412698317784} is an apocalyptic number.

It is an amenable number.

6412698317784 is an abundant number, since it is smaller than the sum of its proper divisors (11079225186216).

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

6412698317784 is a wasteful number, since it uses less digits than its factorization.

6412698317784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3814288 (or 3814284 counting only the distinct ones).

The product of its digits is 97542144, while the sum is 66.

The spelling of 6412698317784 in words is "six trillion, four hundred twelve billion, six hundred ninety-eight million, three hundred seventeen thousand, seven hundred eighty-four".