26450704477 has 4 divisors (see below), whose sum is σ = 26451158976. Its totient is φ = 26450249980.

The previous prime is 26450704471. The next prime is 26450704493. The reversal of 26450704477 is 77440705462.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 26450704477 - 2⁷ = 26450704349 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 (26450704471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 124453 + ... + 261514.

It is an arithmetic number, because the mean of its divisors is an integer number (6612789744).

Almost surely, 2^26450704477 is an apocalyptic number.

It is an amenable number.

26450704477 is a deficient number, since it is larger than the sum of its proper divisors (454499).

26450704477 is an equidigital number, since it uses as much as digits as its factorization.

26450704477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 454498.

The product of its (nonzero) digits is 1317120, while the sum is 46.

The spelling of 26450704477 in words is "twenty-six billion, four hundred fifty million, seven hundred four thousand, four hundred seventy-seven".