26755551771 has 16 divisors (see below), whose sum is σ = 38431733760. Its totient is φ = 16459166880.

The previous prime is 26755551761. The next prime is 26755551787. The reversal of 26755551771 is 17715555762.

It is not a de Polignac number, because 26755551771 - 2²¹ = 26753454619 is a prime.

It is a super-2 number, since 2×26755551771² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (26755551721) 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, 6865 + ... + 231426.

It is an arithmetic number, because the mean of its divisors is an integer number (2401983360).

Almost surely, 2^26755551771 is an apocalyptic number.

26755551771 is a deficient number, since it is larger than the sum of its proper divisors (11676181989).

26755551771 is a wasteful number, since it uses less digits than its factorization.

26755551771 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241186.

The product of its digits is 2572500, while the sum is 51.

The spelling of 26755551771 in words is "twenty-six billion, seven hundred fifty-five million, five hundred fifty-one thousand, seven hundred seventy-one".