26270262011 has 16 divisors (see below), whose sum is σ = 31630498560. Its totient is φ = 21313899360.

The previous prime is 26270262001. The next prime is 26270262089. The reversal of 26270262011 is 11026207262.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 26270262011 - 2¹⁰ = 26270260987 is a prime.

It is a super-2 number, since 2×26270262011² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26270262001) 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, 71405 + ... + 240081.

It is an arithmetic number, because the mean of its divisors is an integer number (1976906160).

Almost surely, 2^26270262011 is an apocalyptic number.

26270262011 is a deficient number, since it is larger than the sum of its proper divisors (5360236549).

26270262011 is a wasteful number, since it uses less digits than its factorization.

26270262011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169874.

The product of its (nonzero) digits is 4032, while the sum is 29.

Adding to 26270262011 its reverse (11026207262), we get a palindrome (37296469273).

The spelling of 26270262011 in words is "twenty-six billion, two hundred seventy million, two hundred sixty-two thousand, eleven".