6423624321456 has 40 divisors (see below), whose sum is σ = 16594519026160. Its totient is φ = 2141187952896.

The previous prime is 6423624321449. The next prime is 6423624321469. The reversal of 6423624321456 is 6541234263246.

It is a Harshad number since it is a multiple of its sum of digits (48).

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 7 ways as a sum of consecutive naturals, for example, 5051130 + ... + 6193638.

It is an arithmetic number, because the mean of its divisors is an integer number (414862975654).

Almost surely, 2^{6423624321456} is an apocalyptic number.

It is an amenable number.

6423624321456 is an abundant number, since it is smaller than the sum of its proper divisors (10170894704704).

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

6423624321456 is a wasteful number, since it uses less digits than its factorization.

6423624321456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1259653 (or 1259647 counting only the distinct ones).

The product of its digits is 4976640, while the sum is 48.

The spelling of 6423624321456 in words is "six trillion, four hundred twenty-three billion, six hundred twenty-four million, three hundred twenty-one thousand, four hundred fifty-six".