21670745641341 has 12 divisors (see below), whose sum is σ = 29856469545216. Its totient is φ = 13981126218360.

The previous prime is 21670745641327. The next prime is 21670745641351. The reversal of 21670745641341 is 14314654707612.

It is not a de Polignac number, because 21670745641341 - 2³¹ = 21668598157693 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21670745641351) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3758364381 + ... + 3758370146.

It is an arithmetic number, because the mean of its divisors is an integer number (2488039128768).

Almost surely, 2^{21670745641341} is an apocalyptic number.

It is an amenable number.

21670745641341 is a deficient number, since it is larger than the sum of its proper divisors (8185723903875).

21670745641341 is an equidigital number, since it uses as much as digits as its factorization.

21670745641341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7516734592 (or 7516734561 counting only the distinct ones).

The product of its (nonzero) digits is 3386880, while the sum is 51.

The spelling of 21670745641341 in words is "twenty-one trillion, six hundred seventy billion, seven hundred forty-five million, six hundred forty-one thousand, three hundred forty-one".