26653044819 has 32 divisors (see below), whose sum is σ = 37407355200. Its totient is φ = 16856985600.

The previous prime is 26653044749. The next prime is 26653044829. The reversal of 26653044819 is 91844035662.

It is not a de Polignac number, because 26653044819 - 2³³ = 18063110227 is a prime.

It is a super-2 number, since 2×26653044819² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (26653044829) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1700619 + ... + 1716219.

It is an arithmetic number, because the mean of its divisors is an integer number (1168979850).

Almost surely, 2^26653044819 is an apocalyptic number.

26653044819 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

26653044819 is a deficient number, since it is larger than the sum of its proper divisors (10754310381).

26653044819 is a wasteful number, since it uses less digits than its factorization.

26653044819 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15975.

The product of its (nonzero) digits is 1244160, while the sum is 48.

The spelling of 26653044819 in words is "twenty-six billion, six hundred fifty-three million, forty-four thousand, eight hundred nineteen".