3565825470961 has 16 divisors (see below), whose sum is σ = 3853810396800. Its totient is φ = 3279810619008.

The previous prime is 3565825470901. The next prime is 3565825471009. The reversal of 3565825470961 is 1690745285653.

It is a cyclic number.

It is not a de Polignac number, because 3565825470961 - 2³¹ = 3563677987313 is a prime.

It is a super-2 number, since 2×3565825470961² (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 3565825470961.

It is not an unprimeable number, because it can be changed into a prime (3565825470901) 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, 5719390 + ... + 6312136.

It is an arithmetic number, because the mean of its divisors is an integer number (240863149800).

It is a 1-persistent number, because it is pandigital, but 2⋅3565825470961 = 7131650941922 is not.

Almost surely, 2^{3565825470961} is an apocalyptic number.

It is an amenable number.

3565825470961 is a deficient number, since it is larger than the sum of its proper divisors (287984925839).

3565825470961 is a wasteful number, since it uses less digits than its factorization.

3565825470961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 594408.

The product of its (nonzero) digits is 54432000, while the sum is 61.

The spelling of 3565825470961 in words is "three trillion, five hundred sixty-five billion, eight hundred twenty-five million, four hundred seventy thousand, nine hundred sixty-one".