256653010 has 16 divisors (see below), whose sum is σ = 464014656. Its totient is φ = 102208048.

The previous prime is 256652971. The next prime is 256653011. The reversal of 256653010 is 10356652.

256653010 is nontrivially palindromic in base 6.

It is a self number, because there is not a number n which added to its sum of digits gives 256653010.

It is not an unprimeable number, because it can be changed into a prime (256653011) 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, 54262 + ... + 58801.

It is an arithmetic number, because the mean of its divisors is an integer number (29000916).

Almost surely, 2^256653010 is an apocalyptic number.

256653010 is a deficient number, since it is larger than the sum of its proper divisors (207361646).

256653010 is a wasteful number, since it uses less digits than its factorization.

256653010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113297.

The product of its (nonzero) digits is 5400, while the sum is 28.

The square root of 256653010 is about 16020.3935657024. The cubic root of 256653010 is about 635.4998523623.

The spelling of 256653010 in words is "two hundred fifty-six million, six hundred fifty-three thousand, ten".