14671446132421 has 8 divisors (see below), whose sum is σ = 15800952900824. Its totient is φ = 13542072791040.

The previous prime is 14671446132407. The next prime is 14671446132433. The reversal of 14671446132421 is 12423164417641.

It can be written as a sum of positive squares in 4 ways, for example, as 976717124100 + 13694729008321 = 988290^2 + 3700639^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 14671446132421 - 2⁵ = 14671446132389 is a prime.

It is a super-2 number, since 2×14671446132421² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14671446132481) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33128316 + ... + 33568261.

It is an arithmetic number, because the mean of its divisors is an integer number (1975119112603).

Almost surely, 2^{14671446132421} is an apocalyptic number.

It is an amenable number.

14671446132421 is a deficient number, since it is larger than the sum of its proper divisors (1129506768403).

14671446132421 is a wasteful number, since it uses less digits than its factorization.

14671446132421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66713511.

The product of its digits is 774144, while the sum is 46.

The spelling of 14671446132421 in words is "fourteen trillion, six hundred seventy-one billion, four hundred forty-six million, one hundred thirty-two thousand, four hundred twenty-one".