26413483221 has 6 divisors (see below), whose sum is σ = 38152809110. Its totient is φ = 17608988808.

The previous prime is 26413483211. The next prime is 26413483273. The reversal of 26413483221 is 12238431462.

26413483221 is a `hidden beast` number, since 2 + 641 + 3 + 4 + 8 + 3 + 2 + 2 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 17295143121 + 9118340100 = 131511^2 + 95490^2 .

It is not a de Polignac number, because 26413483221 - 2¹⁴ = 26413466837 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 (26413483211) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1467415726 + ... + 1467415743.

Almost surely, 2^26413483221 is an apocalyptic number.

It is an amenable number.

26413483221 is a deficient number, since it is larger than the sum of its proper divisors (11739325889).

26413483221 is a wasteful number, since it uses less digits than its factorization.

26413483221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2934831475 (or 2934831472 counting only the distinct ones).

The product of its digits is 55296, while the sum is 36.

The spelling of 26413483221 in words is "twenty-six billion, four hundred thirteen million, four hundred eighty-three thousand, two hundred twenty-one".