26304793453 has 12 divisors (see below), whose sum is σ = 26675188020. Its totient is φ = 25939333376.

The previous prime is 26304793429. The next prime is 26304793477. The reversal of 26304793453 is 35439740362.

It is an interprime number because it is at equal distance from previous prime (26304793429) and next prime (26304793477).

It can be written as a sum of positive squares in 6 ways, for example, as 1637578089 + 24667215364 = 40467^2 + 157058^2 .

It is a de Polignac number, because none of the positive numbers 2^k-26304793453 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 (26304793153) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3077001 + ... + 3085537.

It is an arithmetic number, because the mean of its divisors is an integer number (2222932335).

Almost surely, 2^26304793453 is an apocalyptic number.

It is an amenable number.

26304793453 is a deficient number, since it is larger than the sum of its proper divisors (370394567).

26304793453 is an frugal number, since it uses more digits than its factorization.

26304793453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9104 (or 9015 counting only the distinct ones).

The product of its (nonzero) digits is 1632960, while the sum is 46.

The spelling of 26304793453 in words is "twenty-six billion, three hundred four million, seven hundred ninety-three thousand, four hundred fifty-three".