26355421416 has 32 divisors (see below), whose sum is σ = 66018031200. Its totient is φ = 8767876800.

The previous prime is 26355421387. The next prime is 26355421441. The reversal of 26355421416 is 61412455362.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1066510 + ... + 1090941.

It is an arithmetic number, because the mean of its divisors is an integer number (2063063475).

Almost surely, 2^26355421416 is an apocalyptic number.

It is an amenable number.

26355421416 is an abundant number, since it is smaller than the sum of its proper divisors (39662609784).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26355421416 is a wasteful number, since it uses less digits than its factorization.

26355421416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2157969 (or 2157965 counting only the distinct ones).

The product of its digits is 172800, while the sum is 39.

Adding to 26355421416 its reverse (61412455362), we get a palindrome (87767876778).

The spelling of 26355421416 in words is "twenty-six billion, three hundred fifty-five million, four hundred twenty-one thousand, four hundred sixteen".