10405417553 has 2 divisors, whose sum is σ = 10405417554. Its totient is φ = 10405417552.

The previous prime is 10405417493. The next prime is 10405417571. The reversal of 10405417553 is 35571450401.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9559363984 + 846053569 = 97772^2 + 29087^2 .

It is a cyclic number.

It is not a de Polignac number, because 10405417553 - 2⁶ = 10405417489 is a prime.

It is not a weakly prime, because it can be changed into another prime (10405417573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5202708776 + 5202708777.

It is an arithmetic number, because the mean of its divisors is an integer number (5202708777).

Almost surely, 2^10405417553 is an apocalyptic number.

It is an amenable number.

10405417553 is a deficient number, since it is larger than the sum of its proper divisors (1).

10405417553 is an equidigital number, since it uses as much as digits as its factorization.

10405417553 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 42000, while the sum is 35.

Adding to 10405417553 its reverse (35571450401), we get a palindrome (45976867954).

The spelling of 10405417553 in words is "ten billion, four hundred five million, four hundred seventeen thousand, five hundred fifty-three".