26433406413 has 6 divisors (see below), whose sum is σ = 38181587054. Its totient is φ = 17622270936.

The previous prime is 26433406411. The next prime is 26433406421. The reversal of 26433406413 is 31460433462.

26433406413 is a `hidden beast` number, since 2 + 6 + 4 + 3 + 3 + 4 + 0 + 641 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 17939387844 + 8494018569 = 133938^2 + 92163^2 .

It is not a de Polignac number, because 26433406413 - 2¹ = 26433406411 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 (26433406411) 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 5 ways as a sum of consecutive naturals, for example, 1468522570 + ... + 1468522587.

Almost surely, 2^26433406413 is an apocalyptic number.

It is an amenable number.

26433406413 is a deficient number, since it is larger than the sum of its proper divisors (11748180641).

26433406413 is a wasteful number, since it uses less digits than its factorization.

26433406413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2937045163 (or 2937045160 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 36.

Adding to 26433406413 its reverse (31460433462), we get a palindrome (57893839875).

The spelling of 26433406413 in words is "twenty-six billion, four hundred thirty-three million, four hundred six thousand, four hundred thirteen".