26273516401 has 16 divisors (see below), whose sum is σ = 28955164608. Its totient is φ = 23641950400.

The previous prime is 26273516351. The next prime is 26273516419. The reversal of 26273516401 is 10461537262.

It is a cyclic number.

It is not a de Polignac number, because 26273516401 - 2⁹ = 26273515889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26273516431) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 401571 + ... + 462391.

It is an arithmetic number, because the mean of its divisors is an integer number (1809697788).

Almost surely, 2^26273516401 is an apocalyptic number.

It is an amenable number.

26273516401 is a deficient number, since it is larger than the sum of its proper divisors (2681648207).

26273516401 is a wasteful number, since it uses less digits than its factorization.

26273516401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61232.

The product of its (nonzero) digits is 60480, while the sum is 37.

The spelling of 26273516401 in words is "twenty-six billion, two hundred seventy-three million, five hundred sixteen thousand, four hundred one".