653230066444 has 24 divisors (see below), whose sum is σ = 1178386030080. Its totient is φ = 316678236816.

The previous prime is 653230066439. The next prime is 653230066481. The reversal of 653230066444 is 444660032356.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 653230066444.

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, 16216464 + ... + 16256695.

It is an arithmetic number, because the mean of its divisors is an integer number (49099417920).

Almost surely, 2^653230066444 is an apocalyptic number.

It is an amenable number.

653230066444 is a deficient number, since it is larger than the sum of its proper divisors (525155963636).

653230066444 is a wasteful number, since it uses less digits than its factorization.

653230066444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32473317 (or 32473315 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 43.

The spelling of 653230066444 in words is "six hundred fifty-three billion, two hundred thirty million, sixty-six thousand, four hundred forty-four".