624213323312426 has 4 divisors (see below), whose sum is σ = 936319984968642. Its totient is φ = 312106661656212.

The previous prime is 624213323312417. The next prime is 624213323312431.

624213323312426 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 415727591581201 + 208485731731225 = 20389399^2 + 14439035^2 .

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156053330828105 + ... + 156053330828108.

Almost surely, 2^{624213323312426} is an apocalyptic number.

624213323312426 is a deficient number, since it is larger than the sum of its proper divisors (312106661656216).

624213323312426 is a wasteful number, since it uses less digits than its factorization.

624213323312426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 312106661656215.

The product of its digits is 1492992, while the sum is 44.

The spelling of 624213323312426 in words is "six hundred twenty-four trillion, two hundred thirteen billion, three hundred twenty-three million, three hundred twelve thousand, four hundred twenty-six".