404012340333451 has 2 divisors, whose sum is σ = 404012340333452. Its totient is φ = 404012340333450.

The previous prime is 404012340333421. The next prime is 404012340333541. The reversal of 404012340333451 is 154333043210404.

Together with next prime (404012340333541) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 404012340333451 - 2²³ = 404012331944843 is a prime.

It is a super-2 number, since 2×404012340333451² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 404012340333451.

It is not a weakly prime, because it can be changed into another prime (404012340333421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202006170166725 + 202006170166726.

It is an arithmetic number, because the mean of its divisors is an integer number (202006170166726).

Almost surely, 2^{404012340333451} is an apocalyptic number.

404012340333451 is a deficient number, since it is larger than the sum of its proper divisors (1).

404012340333451 is an equidigital number, since it uses as much as digits as its factorization.

404012340333451 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 207360, while the sum is 37.

Adding to 404012340333451 its reverse (154333043210404), we get a palindrome (558345383543855).

The spelling of 404012340333451 in words is "four hundred four trillion, twelve billion, three hundred forty million, three hundred thirty-three thousand, four hundred fifty-one".