133468193992 has 32 divisors (see below), whose sum is σ = 286015032000. Its totient is φ = 57198302784.

The previous prime is 133468193987. The next prime is 133468194001. The reversal of 133468193992 is 299391864331.

It is a happy number.

It is a super-2 number, since 2×133468193992² (a number of 23 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors.

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, 2484634 + ... + 2537782.

It is an arithmetic number, because the mean of its divisors is an integer number (8937969750).

Almost surely, 2^133468193992 is an apocalyptic number.

It is an amenable number.

133468193992 is an abundant number, since it is smaller than the sum of its proper divisors (152546838008).

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

133468193992 is a wasteful number, since it uses less digits than its factorization.

133468193992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98005 (or 98001 counting only the distinct ones).

The product of its digits is 7558272, while the sum is 58.

The spelling of 133468193992 in words is "one hundred thirty-three billion, four hundred sixty-eight million, one hundred ninety-three thousand, nine hundred ninety-two".