26814485399 has 16 divisors (see below), whose sum is σ = 29600790240. Its totient is φ = 24132349440.

The previous prime is 26814485381. The next prime is 26814485429. The reversal of 26814485399 is 99358441862.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26814485399 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26814485329) 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, 841964 + ... + 873230.

It is an arithmetic number, because the mean of its divisors is an integer number (1850049390).

Almost surely, 2^26814485399 is an apocalyptic number.

26814485399 is a deficient number, since it is larger than the sum of its proper divisors (2786304841).

26814485399 is a wasteful number, since it uses less digits than its factorization.

26814485399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32930.

The product of its digits is 14929920, while the sum is 59.

The spelling of 26814485399 in words is "twenty-six billion, eight hundred fourteen million, four hundred eighty-five thousand, three hundred ninety-nine".