468515653 has 4 divisors (see below), whose sum is σ = 469104300. Its totient is φ = 467927008.

The previous prime is 468515647. The next prime is 468515689. The reversal of 468515653 is 356515864.

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

It can be written as a sum of positive squares in 2 ways, for example, as 82864609 + 385651044 = 9103^2 + 19638^2 .

It is a cyclic number.

It is not a de Polignac number, because 468515653 - 2²⁵ = 434961221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (468515603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 293128 + ... + 294721.

It is an arithmetic number, because the mean of its divisors is an integer number (117276075).

Almost surely, 2^468515653 is an apocalyptic number.

It is an amenable number.

468515653 is a deficient number, since it is larger than the sum of its proper divisors (588647).

468515653 is an equidigital number, since it uses as much as digits as its factorization.

468515653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 588646.

The product of its digits is 432000, while the sum is 43.

The square root of 468515653 is about 21645.2224058798. Note that the first 3 decimals coincide. The cubic root of 468515653 is about 776.6786523557.

The spelling of 468515653 in words is "four hundred sixty-eight million, five hundred fifteen thousand, six hundred fifty-three".