626412315332420 has 24 divisors (see below), whose sum is σ = 1325067802803864. Its totient is φ = 248735985065216.

The previous prime is 626412315332411. The next prime is 626412315332471. The reversal of 626412315332420 is 24233513214626.

It can be written as a sum of positive squares in 4 ways, for example, as 260590766694976 + 365821548637444 = 16142824^2 + 19126462^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114308813927 + ... + 114308819406.

It is an arithmetic number, because the mean of its divisors is an integer number (55211158450161).

Almost surely, 2^{626412315332420} is an apocalyptic number.

It is an amenable number.

626412315332420 is an abundant number, since it is smaller than the sum of its proper divisors (698655487471444).

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

626412315332420 is a wasteful number, since it uses less digits than its factorization.

626412315332420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228617633479 (or 228617633477 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 44.

The spelling of 626412315332420 in words is "six hundred twenty-six trillion, four hundred twelve billion, three hundred fifteen million, three hundred thirty-two thousand, four hundred twenty".