5425635105561 has 64 divisors (see below), whose sum is σ = 8304997651200. Its totient is φ = 3120488448000.

The previous prime is 5425635105497. The next prime is 5425635105571. The reversal of 5425635105561 is 1655015365245.

It is not a de Polignac number, because 5425635105561 - 2⁶ = 5425635105497 is a prime.

It is a super-2 number, since 2×5425635105561² (a number of 26 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 5425635105561.

It is not an unprimeable number, because it can be changed into a prime (5425635105571) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 13037145 + ... + 13446873.

It is an arithmetic number, because the mean of its divisors is an integer number (129765588300).

Almost surely, 2^{5425635105561} is an apocalyptic number.

It is an amenable number.

5425635105561 is a deficient number, since it is larger than the sum of its proper divisors (2879362545639).

5425635105561 is a wasteful number, since it uses less digits than its factorization.

5425635105561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 410010.

The product of its (nonzero) digits is 2700000, while the sum is 48.

The spelling of 5425635105561 in words is "five trillion, four hundred twenty-five billion, six hundred thirty-five million, one hundred five thousand, five hundred sixty-one".