26042264251421 has 8 divisors (see below), whose sum is σ = 28410162921504. Its totient is φ = 23674435598320.

The previous prime is 26042264251349. The next prime is 26042264251427. The reversal of 26042264251421 is 12415246224062.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 26042264251421 - 2²² = 26042260057117 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 (26042264251427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16725035 + ... + 18215688.

It is an arithmetic number, because the mean of its divisors is an integer number (3551270365188).

Almost surely, 2^{26042264251421} is an apocalyptic number.

It is an amenable number.

26042264251421 is a deficient number, since it is larger than the sum of its proper divisors (2367898670083).

26042264251421 is a wasteful number, since it uses less digits than its factorization.

26042264251421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35008491.

The product of its (nonzero) digits is 368640, while the sum is 41.

The spelling of 26042264251421 in words is "twenty-six trillion, forty-two billion, two hundred sixty-four million, two hundred fifty-one thousand, four hundred twenty-one".