985526273861 has 2 divisors, whose sum is σ = 985526273862. Its totient is φ = 985526273860.

The previous prime is 985526273807. The next prime is 985526273881. The reversal of 985526273861 is 168372625589.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 728771249761 + 256755024100 = 853681^2 + 506710^2 .

It is a cyclic number.

It is not a de Polignac number, because 985526273861 - 2²² = 985522079557 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 985526273794 and 985526273803.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (985526273881) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 492763136930 + 492763136931.

It is an arithmetic number, because the mean of its divisors is an integer number (492763136931).

Almost surely, 2^985526273861 is an apocalyptic number.

It is an amenable number.

985526273861 is a deficient number, since it is larger than the sum of its proper divisors (1).

985526273861 is an equidigital number, since it uses as much as digits as its factorization.

985526273861 is an evil number, because the sum of its binary digits is even.

The product of its digits is 43545600, while the sum is 62.

The spelling of 985526273861 in words is "nine hundred eighty-five billion, five hundred twenty-six million, two hundred seventy-three thousand, eight hundred sixty-one".