6706267212621 has 4 divisors (see below), whose sum is σ = 8941689616832. Its totient is φ = 4470844808412.

The previous prime is 6706267212583. The next prime is 6706267212683. The reversal of 6706267212621 is 1262127626076.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 6706267212621 - 2¹⁵ = 6706267179853 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6706267212691) 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, 1117711202101 + ... + 1117711202106.

It is an arithmetic number, because the mean of its divisors is an integer number (2235422404208).

Almost surely, 2^{6706267212621} is an apocalyptic number.

It is an amenable number.

6706267212621 is a deficient number, since it is larger than the sum of its proper divisors (2235422404211).

6706267212621 is a wasteful number, since it uses less digits than its factorization.

6706267212621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2235422404210.

The product of its (nonzero) digits is 1016064, while the sum is 48.

The spelling of 6706267212621 in words is "six trillion, seven hundred six billion, two hundred sixty-seven million, two hundred twelve thousand, six hundred twenty-one".