26475725407 has 2 divisors, whose sum is σ = 26475725408. Its totient is φ = 26475725406.

The previous prime is 26475725377. The next prime is 26475725413. The reversal of 26475725407 is 70452757462.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26475725407 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26475225407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13237862703 + 13237862704.

It is an arithmetic number, because the mean of its divisors is an integer number (13237862704).

Almost surely, 2^26475725407 is an apocalyptic number.

26475725407 is a deficient number, since it is larger than the sum of its proper divisors (1).

26475725407 is an equidigital number, since it uses as much as digits as its factorization.

26475725407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3292800, while the sum is 49.

The spelling of 26475725407 in words is "twenty-six billion, four hundred seventy-five million, seven hundred twenty-five thousand, four hundred seven".