26353590139 has 2 divisors, whose sum is σ = 26353590140. Its totient is φ = 26353590138.

The previous prime is 26353590113. The next prime is 26353590149. The reversal of 26353590139 is 93109535362.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 26353590139 - 2¹⁵ = 26353557371 is a prime.

It is not a weakly prime, because it can be changed into another prime (26353590149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13176795069 + 13176795070.

It is an arithmetic number, because the mean of its divisors is an integer number (13176795070).

Almost surely, 2^26353590139 is an apocalyptic number.

26353590139 is a deficient number, since it is larger than the sum of its proper divisors (1).

26353590139 is an equidigital number, since it uses as much as digits as its factorization.

26353590139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 656100, while the sum is 46.

The spelling of 26353590139 in words is "twenty-six billion, three hundred fifty-three million, five hundred ninety thousand, one hundred thirty-nine".