2653564606543 has 16 divisors (see below), whose sum is σ = 2885813439264. Its totient is φ = 2429787939840.

The previous prime is 2653564606541. The next prime is 2653564606547. The reversal of 2653564606543 is 3456064653562.

2653564606543 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2653564606543 - 2¹ = 2653564606541 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2653564606541) 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, 8457571 + ... + 8765707.

It is an arithmetic number, because the mean of its divisors is an integer number (180363339954).

Almost surely, 2^{2653564606543} is an apocalyptic number.

2653564606543 is a deficient number, since it is larger than the sum of its proper divisors (232248832721).

2653564606543 is a wasteful number, since it uses less digits than its factorization.

2653564606543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 321882.

The product of its (nonzero) digits is 46656000, while the sum is 55.

The spelling of 2653564606543 in words is "two trillion, six hundred fifty-three billion, five hundred sixty-four million, six hundred six thousand, five hundred forty-three".