133165621142 has 8 divisors (see below), whose sum is σ = 202155039576. Its totient is φ = 65780607952.

The previous prime is 133165621133. The next prime is 133165621151. The reversal of 133165621142 is 241126561331.

It is an interprime number because it is at equal distance from previous prime (133165621133) and next prime (133165621151).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

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, 401101103 + ... + 401101434.

It is an arithmetic number, because the mean of its divisors is an integer number (25269379947).

Almost surely, 2^133165621142 is an apocalyptic number.

133165621142 is a deficient number, since it is larger than the sum of its proper divisors (68989418434).

133165621142 is an equidigital number, since it uses as much as digits as its factorization.

133165621142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 802202622.

The product of its digits is 25920, while the sum is 35.

The spelling of 133165621142 in words is "one hundred thirty-three billion, one hundred sixty-five million, six hundred twenty-one thousand, one hundred forty-two".