69424267466221 has 4 divisors (see below), whose sum is σ = 69424386136092. Its totient is φ = 69424148796352.

The previous prime is 69424267466173. The next prime is 69424267466227. The reversal of 69424267466221 is 12266476242496.

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

It can be written as a sum of positive squares in 2 ways, for example, as 48213775380996 + 21210492085225 = 6943614^2 + 4605485^2 .

It is a cyclic number.

It is not a de Polignac number, because 69424267466221 - 2²⁹ = 69423730595309 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 69424267466221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (69424267466227) 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, 58453036 + ... + 59628901.

It is an arithmetic number, because the mean of its divisors is an integer number (17356096534023).

Almost surely, 2^{69424267466221} is an apocalyptic number.

It is an amenable number.

69424267466221 is a deficient number, since it is larger than the sum of its proper divisors (118669871).

69424267466221 is a wasteful number, since it uses less digits than its factorization.

69424267466221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118669870.

The product of its digits is 83607552, while the sum is 61.

The spelling of 69424267466221 in words is "sixty-nine trillion, four hundred twenty-four billion, two hundred sixty-seven million, four hundred sixty-six thousand, two hundred twenty-one".