402110553034409 has 2 divisors, whose sum is σ = 402110553034410. Its totient is φ = 402110553034408.

The previous prime is 402110553034387. The next prime is 402110553034507. The reversal of 402110553034409 is 904430355011204.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 246394396272025 + 155716156762384 = 15696955^2 + 12478628^2 .

It is a cyclic number.

It is not a de Polignac number, because 402110553034409 - 2⁴⁸ = 120635576323753 is a prime.

It is not a weakly prime, because it can be changed into another prime (402110553034709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201055276517204 + 201055276517205.

It is an arithmetic number, because the mean of its divisors is an integer number (201055276517205).

Almost surely, 2^{402110553034409} is an apocalyptic number.

It is an amenable number.

402110553034409 is a deficient number, since it is larger than the sum of its proper divisors (1).

402110553034409 is an equidigital number, since it uses as much as digits as its factorization.

402110553034409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 259200, while the sum is 41.

The spelling of 402110553034409 in words is "four hundred two trillion, one hundred ten billion, five hundred fifty-three million, thirty-four thousand, four hundred nine".