626671662006 has 64 divisors (see below), whose sum is σ = 1370812133376. Its totient is φ = 189834624000.

The previous prime is 626671661953. The next prime is 626671662041. The reversal of 626671662006 is 600266176626.

626671662006 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 2×626671662006² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1228281 + ... + 1661931.

It is an arithmetic number, because the mean of its divisors is an integer number (21418939584).

Almost surely, 2^626671662006 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 626671662006, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (685406066688).

626671662006 is an abundant number, since it is smaller than the sum of its proper divisors (744140471370).

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

626671662006 is a wasteful number, since it uses less digits than its factorization.

626671662006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 433957.

The product of its (nonzero) digits is 1306368, while the sum is 48.

The spelling of 626671662006 in words is "six hundred twenty-six billion, six hundred seventy-one million, six hundred sixty-two thousand, six".