472628218564 has 12 divisors (see below), whose sum is σ = 827184815100. Its totient is φ = 236289699968.

The previous prime is 472628218541. The next prime is 472628218571. The reversal of 472628218564 is 465812826274.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 228858905664 + 243769312900 = 478392^2 + 493730^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6058729 + ... + 6136240.

It is an arithmetic number, because the mean of its divisors is an integer number (68932067925).

Almost surely, 2^472628218564 is an apocalyptic number.

It is an amenable number.

472628218564 is a deficient number, since it is larger than the sum of its proper divisors (354556596536).

472628218564 is a wasteful number, since it uses less digits than its factorization.

472628218564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12204662 (or 12204660 counting only the distinct ones).

The product of its digits is 10321920, while the sum is 55.

The spelling of 472628218564 in words is "four hundred seventy-two billion, six hundred twenty-eight million, two hundred eighteen thousand, five hundred sixty-four".