10405505048959 has 2 divisors, whose sum is σ = 10405505048960. Its totient is φ = 10405505048958.

The previous prime is 10405505048927. The next prime is 10405505049061. The reversal of 10405505048959 is 95984050550401.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10405505048959 - 2⁵ = 10405505048927 is a prime.

It is a super-2 number, since 2×10405505048959² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10405505049959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5202752524479 + 5202752524480.

It is an arithmetic number, because the mean of its divisors is an integer number (5202752524480).

Almost surely, 2^{10405505048959} is an apocalyptic number.

10405505048959 is a deficient number, since it is larger than the sum of its proper divisors (1).

10405505048959 is an equidigital number, since it uses as much as digits as its factorization.

10405505048959 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6480000, while the sum is 55.

The spelling of 10405505048959 in words is "ten trillion, four hundred five billion, five hundred five million, forty-eight thousand, nine hundred fifty-nine".