624543345426 has 96 divisors (see below), whose sum is σ = 1686310437888. Its totient is φ = 149740643520.

The previous prime is 624543345401. The next prime is 624543345457.

624543345426 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3921406 + ... + 4077561.

It is an arithmetic number, because the mean of its divisors is an integer number (17565733728).

Almost surely, 2^624543345426 is an apocalyptic number.

624543345426 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

624543345426 is an abundant number, since it is smaller than the sum of its proper divisors (1061767092462).

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

624543345426 is a wasteful number, since it uses less digits than its factorization.

624543345426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7999016 (or 7999003 counting only the distinct ones).

The product of its digits is 8294400, while the sum is 48.

It can be divided in two parts, 624543 and 345426, that added together give a palindrome (969969).

The spelling of 624543345426 in words is "six hundred twenty-four billion, five hundred forty-three million, three hundred forty-five thousand, four hundred twenty-six".