226130361666 has 64 divisors (see below), whose sum is σ = 501245712000. Its totient is φ = 67439692800.

The previous prime is 226130361637. The next prime is 226130361671. The reversal of 226130361666 is 666163031622.

It is a happy number.

It is a super-2 number, since 2×226130361666² (a number of 24 digits) contains 22 as substring.

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, 966426 + ... + 1177386.

It is an arithmetic number, because the mean of its divisors is an integer number (7831964250).

Almost surely, 2^226130361666 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 226130361666, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (250622856000).

226130361666 is an abundant number, since it is smaller than the sum of its proper divisors (275115350334).

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

226130361666 is a wasteful number, since it uses less digits than its factorization.

226130361666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211235.

The product of its (nonzero) digits is 279936, while the sum is 42.

The spelling of 226130361666 in words is "two hundred twenty-six billion, one hundred thirty million, three hundred sixty-one thousand, six hundred sixty-six".