106621666050 has 96 divisors (see below), whose sum is σ = 275622484032. Its totient is φ = 27251009280.

The previous prime is 106621666031. The next prime is 106621666093. The reversal of 106621666050 is 50666126601.

It is a super-2 number, since 2×106621666050² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 228484 + ... + 515216.

It is an arithmetic number, because the mean of its divisors is an integer number (2871067542).

Almost surely, 2^106621666050 is an apocalyptic number.

106621666050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 106621666050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (137811242016).

106621666050 is an abundant number, since it is smaller than the sum of its proper divisors (169000817982).

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

106621666050 is a wasteful number, since it uses less digits than its factorization.

106621666050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 286852 (or 286847 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 39.

The spelling of 106621666050 in words is "one hundred six billion, six hundred twenty-one million, six hundred sixty-six thousand, fifty".