653480468 has 24 divisors (see below), whose sum is σ = 1172865960. Its totient is φ = 318394880.

The previous prime is 653480447. The next prime is 653480479. The reversal of 653480468 is 864084356.

It can be written as a sum of positive squares in 4 ways, for example, as 61434244 + 592046224 = 7838^2 + 24332^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 180080 + ... + 183672.

It is an arithmetic number, because the mean of its divisors is an integer number (48869415).

Almost surely, 2^653480468 is an apocalyptic number.

It is an amenable number.

653480468 is a deficient number, since it is larger than the sum of its proper divisors (519385492).

653480468 is a wasteful number, since it uses less digits than its factorization.

653480468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4747 (or 4745 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 44.

The square root of 653480468 is about 25563.2640325918. The cubic root of 653480468 is about 867.7824654669.

The spelling of 653480468 in words is "six hundred fifty-three million, four hundred eighty thousand, four hundred sixty-eight".