404092871629 has 2 divisors, whose sum is σ = 404092871630. Its totient is φ = 404092871628.

The previous prime is 404092871491. The next prime is 404092871713. The reversal of 404092871629 is 926178290404.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 403698849129 + 394022500 = 635373^2 + 19850^2 .

It is a cyclic number.

It is not a de Polignac number, because 404092871629 - 2¹¹ = 404092869581 is a prime.

It is a super-2 number, since 2×404092871629² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (404092851629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202046435814 + 202046435815.

It is an arithmetic number, because the mean of its divisors is an integer number (202046435815).

Almost surely, 2^404092871629 is an apocalyptic number.

It is an amenable number.

404092871629 is a deficient number, since it is larger than the sum of its proper divisors (1).

404092871629 is an equidigital number, since it uses as much as digits as its factorization.

404092871629 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1741824, while the sum is 52.

It can be divided in two parts, 404092 and 871629, that added together give a palindrome (1275721).

The spelling of 404092871629 in words is "four hundred four billion, ninety-two million, eight hundred seventy-one thousand, six hundred twenty-nine".