26430098437 has 2 divisors, whose sum is σ = 26430098438. Its totient is φ = 26430098436.

The previous prime is 26430098423. The next prime is 26430098533. The reversal of 26430098437 is 73489003462.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 26401700196 + 28398241 = 162486^2 + 5329^2 .

It is a cyclic number.

It is not a de Polignac number, because 26430098437 - 2¹¹ = 26430096389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26430068437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13215049218 + 13215049219.

It is an arithmetic number, because the mean of its divisors is an integer number (13215049219).

Almost surely, 2^26430098437 is an apocalyptic number.

It is an amenable number.

26430098437 is a deficient number, since it is larger than the sum of its proper divisors (1).

26430098437 is an equidigital number, since it uses as much as digits as its factorization.

26430098437 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 870912, while the sum is 46.

The spelling of 26430098437 in words is "twenty-six billion, four hundred thirty million, ninety-eight thousand, four hundred thirty-seven".