26370686551 has 16 divisors (see below), whose sum is σ = 30264451200. Its totient is φ = 22754351200.

The previous prime is 26370686543. The next prime is 26370686597. The reversal of 26370686551 is 15568607362.

It is not a de Polignac number, because 26370686551 - 2³ = 26370686543 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 26370686495 and 26370686504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26370684551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 681745 + ... + 719386.

It is an arithmetic number, because the mean of its divisors is an integer number (1891528200).

Almost surely, 2^26370686551 is an apocalyptic number.

26370686551 is a deficient number, since it is larger than the sum of its proper divisors (3893764649).

26370686551 is a wasteful number, since it uses less digits than its factorization.

26370686551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1401230.

The product of its (nonzero) digits is 1814400, while the sum is 49.

The spelling of 26370686551 in words is "twenty-six billion, three hundred seventy million, six hundred eighty-six thousand, five hundred fifty-one".