26945035005 has 32 divisors (see below), whose sum is σ = 49565988864. Its totient is φ = 12243963456.

The previous prime is 26945034997. The next prime is 26945035043. The reversal of 26945035005 is 50053054962.

It is not a de Polignac number, because 26945035005 - 2³ = 26945034997 is a prime.

It is a super-2 number, since 2×26945035005² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 750787 + ... + 785856.

It is an arithmetic number, because the mean of its divisors is an integer number (1548937152).

Almost surely, 2^26945035005 is an apocalyptic number.

It is an amenable number.

26945035005 is a deficient number, since it is larger than the sum of its proper divisors (22620953859).

26945035005 is a wasteful number, since it uses less digits than its factorization.

26945035005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1536825.

The product of its (nonzero) digits is 162000, while the sum is 39.

Adding to 26945035005 its reverse (50053054962), we get a palindrome (76998089967).

The spelling of 26945035005 in words is "twenty-six billion, nine hundred forty-five million, thirty-five thousand, five".