26946122215 has 16 divisors (see below), whose sum is σ = 33093482400. Its totient is φ = 21051660672.

The previous prime is 26946122207. The next prime is 26946122227. The reversal of 26946122215 is 51222164962.

It is not a de Polignac number, because 26946122215 - 2³ = 26946122207 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1804801 + ... + 1819669.

It is an arithmetic number, because the mean of its divisors is an integer number (2068342650).

Almost surely, 2^26946122215 is an apocalyptic number.

26946122215 is a deficient number, since it is larger than the sum of its proper divisors (6147360185).

26946122215 is a wasteful number, since it uses less digits than its factorization.

26946122215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23346.

The product of its digits is 103680, while the sum is 40.

The spelling of 26946122215 in words is "twenty-six billion, nine hundred forty-six million, one hundred twenty-two thousand, two hundred fifteen".