245452656 has 20 divisors (see below), whose sum is σ = 634086152. Its totient is φ = 81817536.

The previous prime is 245452651. The next prime is 245452661. The reversal of 245452656 is 656254542.

245452656 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (245452651) and next prime (245452661).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245452651) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2556751 + ... + 2556846.

Almost surely, 2^245452656 is an apocalyptic number.

It is an amenable number.

245452656 is an abundant number, since it is smaller than the sum of its proper divisors (388633496).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

245452656 is a wasteful number, since it uses less digits than its factorization.

245452656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5113608 (or 5113602 counting only the distinct ones).

The product of its digits is 288000, while the sum is 39.

The square root of 245452656 is about 15666.9287353967. The cubic root of 245452656 is about 626.1176001473.

The spelling of 245452656 in words is "two hundred forty-five million, four hundred fifty-two thousand, six hundred fifty-six".