20344546342332 has 144 divisors (see below), whose sum is σ = 51751472572800. Its totient is φ = 6738842419200.

The previous prime is 20344546342331. The next prime is 20344546342357. The reversal of 20344546342332 is 23324364544302.

20344546342332 is a `hidden beast` number, since 2 + 0 + 3 + 4 + 4 + 5 + 4 + 634 + 2 + 3 + 3 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20344546342331) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4743422044 + ... + 4743426332.

It is an arithmetic number, because the mean of its divisors is an integer number (359385226200).

Almost surely, 2^{20344546342332} is an apocalyptic number.

It is an amenable number.

20344546342332 is an abundant number, since it is smaller than the sum of its proper divisors (31406926230468).

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

20344546342332 is a wasteful number, since it uses less digits than its factorization.

20344546342332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5876 (or 5871 counting only the distinct ones).

The product of its (nonzero) digits is 4976640, while the sum is 45.

The spelling of 20344546342332 in words is "twenty trillion, three hundred forty-four billion, five hundred forty-six million, three hundred forty-two thousand, three hundred thirty-two".