20133652155 has 16 divisors (see below), whose sum is σ = 32221990944. Its totient is φ = 10735232000.

The previous prime is 20133652151. The next prime is 20133652171. The reversal of 20133652155 is 55125633102.

It is a happy number.

It is not a de Polignac number, because 20133652155 - 2² = 20133652151 is a prime.

It is a super-2 number, since 2×20133652155² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (20133652151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 107724 + ... + 227753.

It is an arithmetic number, because the mean of its divisors is an integer number (2013874434).

Almost surely, 2^20133652155 is an apocalyptic number.

20133652155 is a deficient number, since it is larger than the sum of its proper divisors (12088338789).

20133652155 is a wasteful number, since it uses less digits than its factorization.

20133652155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 339486.

The product of its (nonzero) digits is 27000, while the sum is 33.

The spelling of 20133652155 in words is "twenty billion, one hundred thirty-three million, six hundred fifty-two thousand, one hundred fifty-five".