626216225500 has 48 divisors (see below), whose sum is σ = 1369751370624. Its totient is φ = 250102766400.

The previous prime is 626216225491. The next prime is 626216225519. The reversal of 626216225500 is 5522612626.

626216225500 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×626216225500² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 626216225500.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 632484 + ... + 1285483.

It is an arithmetic number, because the mean of its divisors is an integer number (28536486888).

Almost surely, 2^626216225500 is an apocalyptic number.

It is an amenable number.

626216225500 is an abundant number, since it is smaller than the sum of its proper divisors (743535145124).

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

626216225500 is a wasteful number, since it uses less digits than its factorization.

626216225500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1918639 (or 1918627 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 37.

The spelling of 626216225500 in words is "six hundred twenty-six billion, two hundred sixteen million, two hundred twenty-five thousand, five hundred".