21625016132002 has 8 divisors (see below), whose sum is σ = 32921666350416. Its totient is φ = 10651127348532.

The previous prime is 21625016131997. The next prime is 21625016132009. The reversal of 21625016132002 is 20023161052612.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (21625016132009) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80690358568 + ... + 80690358835.

It is an arithmetic number, because the mean of its divisors is an integer number (4115208293802).

Almost surely, 2^{21625016132002} is an apocalyptic number.

21625016132002 is a deficient number, since it is larger than the sum of its proper divisors (11296650218414).

21625016132002 is a wasteful number, since it uses less digits than its factorization.

21625016132002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161380717472.

The product of its (nonzero) digits is 8640, while the sum is 31.

Adding to 21625016132002 its reverse (20023161052612), we get a palindrome (41648177184614).

The spelling of 21625016132002 in words is "twenty-one trillion, six hundred twenty-five billion, sixteen million, one hundred thirty-two thousand, two".