2646475653 has 8 divisors (see below), whose sum is σ = 3624002848. Its totient is φ = 1716632784.

The previous prime is 2646475651. The next prime is 2646475691. The reversal of 2646475653 is 3565746462.

2646475653 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2646475653 - 2¹ = 2646475651 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 (2646475651) 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, 11920951 + ... + 11921172.

It is an arithmetic number, because the mean of its divisors is an integer number (453000356).

Almost surely, 2^2646475653 is an apocalyptic number.

It is an amenable number.

2646475653 is a deficient number, since it is larger than the sum of its proper divisors (977527195).

2646475653 is a wasteful number, since it uses less digits than its factorization.

2646475653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23842163.

The product of its digits is 3628800, while the sum is 48.

The square root of 2646475653 is about 51443.9078317346. The cubic root of 2646475653 is about 1383.2137612555.

The spelling of 2646475653 in words is "two billion, six hundred forty-six million, four hundred seventy-five thousand, six hundred fifty-three".