133020401665249 has 12 divisors (see below), whose sum is σ = 159729567241728. Its totient is φ = 110339503684200.

The previous prime is 133020401665219. The next prime is 133020401665253. The reversal of 133020401665249 is 942566104020331.

It is not a de Polignac number, because 133020401665249 - 2²¹ = 133020399568097 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 133020401665199 and 133020401665208.

It is not an unprimeable number, because it can be changed into a prime (133020401665219) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 43785515817 + ... + 43785518854.

It is an arithmetic number, because the mean of its divisors is an integer number (13310797270144).

Almost surely, 2^{133020401665249} is an apocalyptic number.

It is an amenable number.

133020401665249 is a deficient number, since it is larger than the sum of its proper divisors (26709165576479).

133020401665249 is an equidigital number, since it uses as much as digits as its factorization.

133020401665249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87571034716 (or 87571034709 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 46.

The spelling of 133020401665249 in words is "one hundred thirty-three trillion, twenty billion, four hundred one million, six hundred sixty-five thousand, two hundred forty-nine".