26218540874 has 8 divisors (see below), whose sum is σ = 39359302500. Its totient is φ = 13098773376.

The previous prime is 26218540847. The next prime is 26218540889. The reversal of 26218540874 is 47804581262.

It can be written as a sum of positive squares in 2 ways, for example, as 26129106025 + 89434849 = 161645^2 + 9457^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5245409 + ... + 5250404.

Almost surely, 2^26218540874 is an apocalyptic number.

26218540874 is a deficient number, since it is larger than the sum of its proper divisors (13140761626).

26218540874 is a wasteful number, since it uses less digits than its factorization.

26218540874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10497064.

The product of its (nonzero) digits is 860160, while the sum is 47.

The spelling of 26218540874 in words is "twenty-six billion, two hundred eighteen million, five hundred forty thousand, eight hundred seventy-four".