20133347765699 has 16 divisors (see below), whose sum is σ = 23804542464000. Its totient is φ = 16660982094624.

The previous prime is 20133347765693. The next prime is 20133347765711. The reversal of 20133347765699 is 99656774333102.

It is not a de Polignac number, because 20133347765699 - 2¹² = 20133347761603 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20133347765693) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 177287 + ... + 6348080.

It is an arithmetic number, because the mean of its divisors is an integer number (1487783904000).

Almost surely, 2^{20133347765699} is an apocalyptic number.

20133347765699 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

20133347765699 is a deficient number, since it is larger than the sum of its proper divisors (3671194698301).

20133347765699 is a wasteful number, since it uses less digits than its factorization.

20133347765699 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6540602.

The product of its (nonzero) digits is 154314720, while the sum is 65.

The spelling of 20133347765699 in words is "twenty trillion, one hundred thirty-three billion, three hundred forty-seven million, seven hundred sixty-five thousand, six hundred ninety-nine".