536445654420561 has 16 divisors (see below), whose sum is σ = 733076500685760. Its totient is φ = 348731437479680.

The previous prime is 536445654420547. The next prime is 536445654420569. The reversal of 536445654420561 is 165024456544635.

It is a cyclic number.

It is not a de Polignac number, because 536445654420561 - 2²¹ = 536445652323409 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 536445654420495 and 536445654420504.

It is not an unprimeable number, because it can be changed into a prime (536445654420569) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1101663300 + ... + 1102150133.

It is an arithmetic number, because the mean of its divisors is an integer number (45817281292860).

Almost surely, 2^{536445654420561} is an apocalyptic number.

It is an amenable number.

536445654420561 is a deficient number, since it is larger than the sum of its proper divisors (196630846265199).

536445654420561 is a wasteful number, since it uses less digits than its factorization.

536445654420561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2203815456.

The product of its (nonzero) digits is 207360000, while the sum is 60.

The spelling of 536445654420561 in words is "five hundred thirty-six trillion, four hundred forty-five billion, six hundred fifty-four million, four hundred twenty thousand, five hundred sixty-one".