20042132208 has 80 divisors (see below), whose sum is σ = 59231089920. Its totient is φ = 5720606208.

The previous prime is 20042132179. The next prime is 20042132249. The reversal of 20042132208 is 80223124002.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

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, 313116 + ... + 371652.

It is an arithmetic number, because the mean of its divisors is an integer number (740388624).

Almost surely, 2^20042132208 is an apocalyptic number.

20042132208 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

20042132208 is an abundant number, since it is smaller than the sum of its proper divisors (39188957712).

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

20042132208 is a wasteful number, since it uses less digits than its factorization.

20042132208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59574 (or 59568 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

The spelling of 20042132208 in words is "twenty billion, forty-two million, one hundred thirty-two thousand, two hundred eight".