3563226356661 has 8 divisors (see below), whose sum is σ = 5278853861760. Its totient is φ = 2375484237756.

The previous prime is 3563226356617. The next prime is 3563226356687. The reversal of 3563226356661 is 1666536223653.

It is not a de Polignac number, because 3563226356661 - 2¹⁷ = 3563226225589 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3563226356598 and 3563226356607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3563226356611) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65985673245 + ... + 65985673298.

It is an arithmetic number, because the mean of its divisors is an integer number (659856732720).

Almost surely, 2^{3563226356661} is an apocalyptic number.

It is an amenable number.

3563226356661 is a deficient number, since it is larger than the sum of its proper divisors (1715627505099).

3563226356661 is a wasteful number, since it uses less digits than its factorization.

3563226356661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131971346552 (or 131971346546 counting only the distinct ones).

The product of its digits is 20995200, while the sum is 54.

The spelling of 3563226356661 in words is "three trillion, five hundred sixty-three billion, two hundred twenty-six million, three hundred fifty-six thousand, six hundred sixty-one".