32121444142004 has 96 divisors (see below), whose sum is σ = 66404261855232. Its totient is φ = 13304384784000.

The previous prime is 32121444141847. The next prime is 32121444142019. The reversal of 32121444142004 is 40024144412123.

It is a congruent number.

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, 3012415577 + ... + 3012426239.

It is an arithmetic number, because the mean of its divisors is an integer number (691711060992).

Almost surely, 2^{32121444142004} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 32121444142004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33202130927616).

32121444142004 is an abundant number, since it is smaller than the sum of its proper divisors (34282817713228).

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

32121444142004 is a wasteful number, since it uses less digits than its factorization.

32121444142004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15037 (or 15035 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 32.

Adding to 32121444142004 its reverse (40024144412123), we get a palindrome (72145588554127).

The spelling of 32121444142004 in words is "thirty-two trillion, one hundred twenty-one billion, four hundred forty-four million, one hundred forty-two thousand, four".