26454021322 has 4 divisors (see below), whose sum is σ = 39681031986. Its totient is φ = 13227010660.

The previous prime is 26454021311. The next prime is 26454021331. The reversal of 26454021322 is 22312045462.

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

It can be written as a sum of positive squares in only one way, i.e., 23543526721 + 2910494601 = 153439^2 + 53949^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6613505329 + ... + 6613505332.

Almost surely, 2^26454021322 is an apocalyptic number.

26454021322 is a deficient number, since it is larger than the sum of its proper divisors (13227010664).

26454021322 is a wasteful number, since it uses less digits than its factorization.

26454021322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13227010663.

The product of its (nonzero) digits is 23040, while the sum is 31.

Adding to 26454021322 its reverse (22312045462), we get a palindrome (48766066784).

The spelling of 26454021322 in words is "twenty-six billion, four hundred fifty-four million, twenty-one thousand, three hundred twenty-two".