26221602441 has 16 divisors (see below), whose sum is σ = 37049256000. Its totient is φ = 16449859008.

The previous prime is 26221602431. The next prime is 26221602493. The reversal of 26221602441 is 14420612262.

It is not a de Polignac number, because 26221602441 - 2¹⁷ = 26221471369 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 26221602399 and 26221602408.

It is not an unprimeable number, because it can be changed into a prime (26221602431) 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 15 ways as a sum of consecutive naturals, for example, 1535226 + ... + 1552211.

It is an arithmetic number, because the mean of its divisors is an integer number (2315578500).

Almost surely, 2^26221602441 is an apocalyptic number.

It is an amenable number.

26221602441 is a deficient number, since it is larger than the sum of its proper divisors (10827653559).

26221602441 is a wasteful number, since it uses less digits than its factorization.

26221602441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3087608.

The product of its (nonzero) digits is 9216, while the sum is 30.

The spelling of 26221602441 in words is "twenty-six billion, two hundred twenty-one million, six hundred two thousand, four hundred forty-one".