26525844214139 has 2 divisors, whose sum is σ = 26525844214140. Its totient is φ = 26525844214138.

The previous prime is 26525844214061. The next prime is 26525844214171. The reversal of 26525844214139 is 93141244852562.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26525844214139 is a prime.

It is a super-2 number, since 2×26525844214139² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (26525844214189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13262922107069 + 13262922107070.

It is an arithmetic number, because the mean of its divisors is an integer number (13262922107070).

Almost surely, 2^{26525844214139} is an apocalyptic number.

26525844214139 is a deficient number, since it is larger than the sum of its proper divisors (1).

26525844214139 is an equidigital number, since it uses as much as digits as its factorization.

26525844214139 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16588800, while the sum is 56.

The spelling of 26525844214139 in words is "twenty-six trillion, five hundred twenty-five billion, eight hundred forty-four million, two hundred fourteen thousand, one hundred thirty-nine".