3426520662671 has 4 divisors (see below), whose sum is σ = 3451171890600. Its totient is φ = 3401869434744.

The previous prime is 3426520662661. The next prime is 3426520662673. The reversal of 3426520662671 is 1762660256243.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3426520662671 - 2¹⁴ = 3426520646287 is a prime.

It is a super-2 number, since 2×3426520662671² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3426520662673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12325613756 + ... + 12325614033.

It is an arithmetic number, because the mean of its divisors is an integer number (862792972650).

Almost surely, 2^{3426520662671} is an apocalyptic number.

3426520662671 is a deficient number, since it is larger than the sum of its proper divisors (24651227929).

3426520662671 is a wasteful number, since it uses less digits than its factorization.

3426520662671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24651227928.

The product of its (nonzero) digits is 4354560, while the sum is 50.

The spelling of 3426520662671 in words is "three trillion, four hundred twenty-six billion, five hundred twenty million, six hundred sixty-two thousand, six hundred seventy-one".