133021010066616 has 48 divisors (see below), whose sum is σ = 411731697826800. Its totient is φ = 38006002876032.

The previous prime is 133021010066611. The next prime is 133021010066657. The reversal of 133021010066616 is 616660010120331.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133021010066611) 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, 131965287261 + ... + 131965288268.

It is an arithmetic number, because the mean of its divisors is an integer number (8577743704725).

Almost surely, 2^{133021010066616} is an apocalyptic number.

It is an amenable number.

133021010066616 is an abundant number, since it is smaller than the sum of its proper divisors (278710687760184).

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

133021010066616 is a wasteful number, since it uses less digits than its factorization.

133021010066616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263930575548 (or 263930575541 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 36.

Adding to 133021010066616 its reverse (616660010120331), we get a palindrome (749681020186947).

The spelling of 133021010066616 in words is "one hundred thirty-three trillion, twenty-one billion, ten million, sixty-six thousand, six hundred sixteen".