3251868677421 has 128 divisors (see below), whose sum is σ = 5619748377600. Its totient is φ = 1626628055040.

The previous prime is 3251868677417. The next prime is 3251868677483. The reversal of 3251868677421 is 1247768681523.

It is not a de Polignac number, because 3251868677421 - 2² = 3251868677417 is a prime.

It is a super-2 number, since 2×3251868677421² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3251868677921) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 508976095 + ... + 508982483.

It is an arithmetic number, because the mean of its divisors is an integer number (43904284200).

Almost surely, 2^{3251868677421} is an apocalyptic number.

It is an amenable number.

3251868677421 is a deficient number, since it is larger than the sum of its proper divisors (2367879700179).

3251868677421 is a wasteful number, since it uses less digits than its factorization.

3251868677421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7719.

The product of its digits is 27095040, while the sum is 60.

The spelling of 3251868677421 in words is "three trillion, two hundred fifty-one billion, eight hundred sixty-eight million, six hundred seventy-seven thousand, four hundred twenty-one".