20133562798081 has 8 divisors (see below), whose sum is σ = 21411710845280. Its totient is φ = 18877263435648.

The previous prime is 20133562798057. The next prime is 20133562798099. The reversal of 20133562798081 is 18089726533102.

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 20133562798081 - 2¹³ = 20133562789889 is a prime.

It is a super-2 number, since 2×20133562798081² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20133562798381) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5462169291 + ... + 5462172976.

It is an arithmetic number, because the mean of its divisors is an integer number (2676463855660).

Almost surely, 2^{20133562798081} is an apocalyptic number.

It is an amenable number.

20133562798081 is a deficient number, since it is larger than the sum of its proper divisors (1278148047199).

20133562798081 is a wasteful number, since it uses less digits than its factorization.

20133562798081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10924342383.

The product of its (nonzero) digits is 4354560, while the sum is 55.

The spelling of 20133562798081 in words is "twenty trillion, one hundred thirty-three billion, five hundred sixty-two million, seven hundred ninety-eight thousand, eighty-one".