881606629231 has 2 divisors, whose sum is σ = 881606629232. Its totient is φ = 881606629230.

The previous prime is 881606629223. The next prime is 881606629237. The reversal of 881606629231 is 132926606188.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 881606629231 - 2³ = 881606629223 is a prime.

It is a super-2 number, since 2×881606629231² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (881606629237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 440803314615 + 440803314616.

It is an arithmetic number, because the mean of its divisors is an integer number (440803314616).

Almost surely, 2^881606629231 is an apocalyptic number.

881606629231 is a deficient number, since it is larger than the sum of its proper divisors (1).

881606629231 is an equidigital number, since it uses as much as digits as its factorization.

881606629231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1492992, while the sum is 52.

The spelling of 881606629231 in words is "eight hundred eighty-one billion, six hundred six million, six hundred twenty-nine thousand, two hundred thirty-one".