133446902457 has 8 divisors (see below), whose sum is σ = 194104585440. Its totient is φ = 80876910560.

The previous prime is 133446902437. The next prime is 133446902507. The reversal of 133446902457 is 754209644331.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 133446902457 - 2¹⁴ = 133446886073 is a prime.

It is not an unprimeable number, because it can be changed into a prime (133446902417) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 2021922732 + ... + 2021922797.

It is an arithmetic number, because the mean of its divisors is an integer number (24263073180).

Almost surely, 2^133446902457 is an apocalyptic number.

It is an amenable number.

133446902457 is a deficient number, since it is larger than the sum of its proper divisors (60657682983).

133446902457 is a wasteful number, since it uses less digits than its factorization.

133446902457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4043845543.

The product of its (nonzero) digits is 2177280, while the sum is 48.

The spelling of 133446902457 in words is "one hundred thirty-three billion, four hundred forty-six million, nine hundred two thousand, four hundred fifty-seven".