133454571568 has 20 divisors (see below), whose sum is σ = 262110265288. Its totient is φ = 65813212800.

The previous prime is 133454571539. The next prime is 133454571583. The reversal of 133454571568 is 865175454331.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57128358 + ... + 57130693.

Almost surely, 2^133454571568 is an apocalyptic number.

It is an amenable number.

133454571568 is a deficient number, since it is larger than the sum of its proper divisors (128655693720).

133454571568 is a wasteful number, since it uses less digits than its factorization.

133454571568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114259132 (or 114259126 counting only the distinct ones).

The product of its digits is 6048000, while the sum is 52.

The spelling of 133454571568 in words is "one hundred thirty-three billion, four hundred fifty-four million, five hundred seventy-one thousand, five hundred sixty-eight".