653642133066 has 48 divisors (see below), whose sum is σ = 1525764240000. Its totient is φ = 201041632800.

The previous prime is 653642133059. The next prime is 653642133101. The reversal of 653642133066 is 660331246356.

653642133066 is a `hidden beast` number, since 6 + 536 + 4 + 21 + 3 + 30 + 66 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 49435 + ... + 1144433.

It is an arithmetic number, because the mean of its divisors is an integer number (31786755000).

Almost surely, 2^653642133066 is an apocalyptic number.

653642133066 is an abundant number, since it is smaller than the sum of its proper divisors (872122106934).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

653642133066 is a wasteful number, since it uses less digits than its factorization.

653642133066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1097571 (or 1097568 counting only the distinct ones).

The product of its (nonzero) digits is 1399680, while the sum is 45.

The spelling of 653642133066 in words is "six hundred fifty-three billion, six hundred forty-two million, one hundred thirty-three thousand, sixty-six".