26816537011 has 16 divisors (see below), whose sum is σ = 30227558400. Its totient is φ = 23569243200.

The previous prime is 26816536927. The next prime is 26816537023. The reversal of 26816537011 is 11073561862.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 26816537011 - 2⁹ = 26816536499 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26816537081) 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, 316455 + ... + 392143.

It is an arithmetic number, because the mean of its divisors is an integer number (1889222400).

Almost surely, 2^26816537011 is an apocalyptic number.

26816537011 is a deficient number, since it is larger than the sum of its proper divisors (3411021389).

26816537011 is a wasteful number, since it uses less digits than its factorization.

26816537011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76770.

The product of its (nonzero) digits is 60480, while the sum is 40.

The spelling of 26816537011 in words is "twenty-six billion, eight hundred sixteen million, five hundred thirty-seven thousand, eleven".