404074374629 has 2 divisors, whose sum is σ = 404074374630. Its totient is φ = 404074374628.

The previous prime is 404074374617. The next prime is 404074374653. The reversal of 404074374629 is 926473470404.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 263466624100 + 140607750529 = 513290^2 + 374977^2 .

It is a cyclic number.

It is not a de Polignac number, because 404074374629 - 2¹² = 404074370533 is a prime.

It is a super-2 number, since 2×404074374629² (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 (404074374689) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202037187314 + 202037187315.

It is an arithmetic number, because the mean of its divisors is an integer number (202037187315).

Almost surely, 2^404074374629 is an apocalyptic number.

It is an amenable number.

404074374629 is a deficient number, since it is larger than the sum of its proper divisors (1).

404074374629 is an equidigital number, since it uses as much as digits as its factorization.

404074374629 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4064256, while the sum is 50.

The spelling of 404074374629 in words is "four hundred four billion, seventy-four million, three hundred seventy-four thousand, six hundred twenty-nine".