8183827626121 has 9 divisors (see below), whose sum is σ = 9519986043399. Its totient is φ = 7014692229384.

The previous prime is 8183827626113. The next prime is 8183827626127. The reversal of 8183827626121 is 1216267283818.

The square root of 8183827626121 is 2860739.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 2062340127225 + 6121487498896 = 1436085^2 + 2474164^2 .

It is not a de Polignac number, because 8183827626121 - 2³ = 8183827626113 is a prime.

It is a super-2 number, since 2×8183827626121² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8183827626127) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 19820835 + ... + 20229511.

Almost surely, 2^{8183827626121} is an apocalyptic number.

8183827626121 is the 2860739-th square number.

8183827626121 is the 1430370-th centered octagonal number.

It is an amenable number.

8183827626121 is a deficient number, since it is larger than the sum of its proper divisors (1336158417278).

8183827626121 is an frugal number, since it uses more digits than its factorization.

8183827626121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 817368 (or 408684 counting only the distinct ones).

The product of its digits is 3096576, while the sum is 55.

The spelling of 8183827626121 in words is "eight trillion, one hundred eighty-three billion, eight hundred twenty-seven million, six hundred twenty-six thousand, one hundred twenty-one".