2656646153 has 16 divisors (see below), whose sum is σ = 3136250880. Its totient is φ = 2202163200.

The previous prime is 2656646137. The next prime is 2656646171. The reversal of 2656646153 is 3516466562.

It is a cyclic number.

It is not a de Polignac number, because 2656646153 - 2⁴ = 2656646137 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2656640153) 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, 406673 + ... + 413153.

It is an arithmetic number, because the mean of its divisors is an integer number (196015680).

Almost surely, 2^2656646153 is an apocalyptic number.

It is an amenable number.

2656646153 is a deficient number, since it is larger than the sum of its proper divisors (479604727).

2656646153 is a wasteful number, since it uses less digits than its factorization.

2656646153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8408.

The product of its digits is 777600, while the sum is 44.

The square root of 2656646153 is about 51542.6634255546. The cubic root of 2656646153 is about 1384.9834094638.

The spelling of 2656646153 in words is "two billion, six hundred fifty-six million, six hundred forty-six thousand, one hundred fifty-three".