1641112626 has 8 divisors (see below), whose sum is σ = 3282225264. Its totient is φ = 547037540.

The previous prime is 1641112621. The next prime is 1641112643. The reversal of 1641112626 is 6262111461.

It is a sphenic number, since it is the product of 3 distinct primes.

1641112626 is an admirable number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1641112593 and 1641112602.

It is not an unprimeable number, because it can be changed into a prime (1641112621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 136759380 + ... + 136759391.

It is an arithmetic number, because the mean of its divisors is an integer number (410278158).

Almost surely, 2^1641112626 is an apocalyptic number.

1641112626 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1641112626 is a wasteful number, since it uses less digits than its factorization.

1641112626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273518776.

The product of its digits is 3456, while the sum is 30.

The square root of 1641112626 is about 40510.6483038719. The cubic root of 1641112626 is about 1179.5403327867.

The spelling of 1641112626 in words is "one billion, six hundred forty-one million, one hundred twelve thousand, six hundred twenty-six".