653441632 has 12 divisors (see below), whose sum is σ = 1286463276. Its totient is φ = 326720800.

The previous prime is 653441629. The next prime is 653441771. The reversal of 653441632 is 236144356.

653441632 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10209994 + ... + 10210057.

It is an arithmetic number, because the mean of its divisors is an integer number (107205273).

Almost surely, 2^653441632 is an apocalyptic number.

It is an amenable number.

653441632 is a deficient number, since it is larger than the sum of its proper divisors (633021644).

653441632 is a wasteful number, since it uses less digits than its factorization.

653441632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20420061 (or 20420053 counting only the distinct ones).

The product of its digits is 51840, while the sum is 34.

The square root of 653441632 is about 25562.5044156475. The cubic root of 653441632 is about 867.7652745080.

Adding to 653441632 its reverse (236144356), we get a palindrome (889585988).

The spelling of 653441632 in words is "six hundred fifty-three million, four hundred forty-one thousand, six hundred thirty-two".