26414554157 has 2 divisors, whose sum is σ = 26414554158. Its totient is φ = 26414554156.

The previous prime is 26414554063. The next prime is 26414554223. The reversal of 26414554157 is 75145541462.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16324150756 + 10090403401 = 127766^2 + 100451^2 .

It is a cyclic number.

It is not a de Polignac number, because 26414554157 - 2¹⁰ = 26414553133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26414544157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13207277078 + 13207277079.

It is an arithmetic number, because the mean of its divisors is an integer number (13207277079).

Almost surely, 2^26414554157 is an apocalyptic number.

It is an amenable number.

26414554157 is a deficient number, since it is larger than the sum of its proper divisors (1).

26414554157 is an equidigital number, since it uses as much as digits as its factorization.

26414554157 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 672000, while the sum is 44.

The spelling of 26414554157 in words is "twenty-six billion, four hundred fourteen million, five hundred fifty-four thousand, one hundred fifty-seven".