2656505234 has 4 divisors (see below), whose sum is σ = 3984757854. Its totient is φ = 1328252616.

The previous prime is 2656505233. The next prime is 2656505249. The reversal of 2656505234 is 4325056562.

2656505234 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2328352009 + 328153225 = 48253^2 + 18115^2 .

It is not an unprimeable number, because it can be changed into a prime (2656505233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 664126307 + ... + 664126310.

Almost surely, 2^2656505234 is an apocalyptic number.

2656505234 is a deficient number, since it is larger than the sum of its proper divisors (1328252620).

2656505234 is a wasteful number, since it uses less digits than its factorization.

2656505234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1328252619.

The product of its (nonzero) digits is 216000, while the sum is 38.

The square root of 2656505234 is about 51541.2963942507. The cubic root of 2656505234 is about 1384.9589207016.

The spelling of 2656505234 in words is "two billion, six hundred fifty-six million, five hundred five thousand, two hundred thirty-four".