20133513255 has 8 divisors (see below), whose sum is σ = 32213621232. Its totient is φ = 10737873728.

The previous prime is 20133513251. The next prime is 20133513293. The reversal of 20133513255 is 55231533102.

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 20133513255 - 2² = 20133513251 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20133513251) 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, 671117094 + ... + 671117123.

It is an arithmetic number, because the mean of its divisors is an integer number (4026702654).

Almost surely, 2^20133513255 is an apocalyptic number.

20133513255 is a deficient number, since it is larger than the sum of its proper divisors (12080107977).

20133513255 is a wasteful number, since it uses less digits than its factorization.

20133513255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1342234225.

The product of its (nonzero) digits is 13500, while the sum is 30.

The spelling of 20133513255 in words is "twenty billion, one hundred thirty-three million, five hundred thirteen thousand, two hundred fifty-five".