20346331611132 has 18 divisors (see below), whose sum is σ = 51431004906008. Its totient is φ = 6782110537032.

The previous prime is 20346331611113. The next prime is 20346331611181. The reversal of 20346331611132 is 23111613364302.

20346331611132 is a `hidden beast` number, since 2 + 0 + 3 + 4 + 6 + 3 + 3 + 1 + 611 + 1 + 32 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 565175878087 = 20346331611132 / (2 + 0 + 3 + 4 + 6 + 3 + 3 + 1 + 6 + 1 + 1 + 1 + 3 + 2).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 282587939008 + ... + 282587939079.

Almost surely, 2^{20346331611132} is an apocalyptic number.

It is an amenable number.

20346331611132 is an abundant number, since it is smaller than the sum of its proper divisors (31084673294876).

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

20346331611132 is a wasteful number, since it uses less digits than its factorization.

20346331611132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 565175878097 (or 565175878092 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 36.

Adding to 20346331611132 its reverse (23111613364302), we get a palindrome (43457944975434).

The spelling of 20346331611132 in words is "twenty trillion, three hundred forty-six billion, three hundred thirty-one million, six hundred eleven thousand, one hundred thirty-two".