245556130 has 8 divisors (see below), whose sum is σ = 442001052. Its totient is φ = 98222448.

The previous prime is 245556097. The next prime is 245556131. The reversal of 245556130 is 31655542.

245556130 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 242144721 + 3411409 = 15561^2 + 1847^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 245556092 and 245556101.

It is not an unprimeable number, because it can be changed into a prime (245556131) 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, 12277797 + ... + 12277816.

Almost surely, 2^245556130 is an apocalyptic number.

245556130 is a deficient number, since it is larger than the sum of its proper divisors (196444922).

245556130 is a wasteful number, since it uses less digits than its factorization.

245556130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24555620.

The product of its (nonzero) digits is 18000, while the sum is 31.

The square root of 245556130 is about 15670.2306938985. The cubic root of 245556130 is about 626.2055706638.

It can be divided in two parts, 2455 and 56130, that added together give a palindrome (58585).

The spelling of 245556130 in words is "two hundred forty-five million, five hundred fifty-six thousand, one hundred thirty".