32142420420 has 96 divisors (see below), whose sum is σ = 102449249280. Its totient is φ = 7453311360.

The previous prime is 32142420389. The next prime is 32142420451. The reversal of 32142420420 is 2402424123.

It is an interprime number because it is at equal distance from previous prime (32142420389) and next prime (32142420451).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1043530 + ... + 1073889.

It is an arithmetic number, because the mean of its divisors is an integer number (1067179680).

Almost surely, 2^32142420420 is an apocalyptic number.

32142420420 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

32142420420 is an abundant number, since it is smaller than the sum of its proper divisors (70306828860).

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

32142420420 is a wasteful number, since it uses less digits than its factorization.

32142420420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2117465 (or 2117463 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 32142420420 its reverse (2402424123), we get a palindrome (34544844543).

The spelling of 32142420420 in words is "thirty-two billion, one hundred forty-two million, four hundred twenty thousand, four hundred twenty".