98477390269439 has 2 divisors, whose sum is σ = 98477390269440. Its totient is φ = 98477390269438.

The previous prime is 98477390269411. The next prime is 98477390269457. The reversal of 98477390269439 is 93496209377489.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 98477390269439 - 2³² = 98473095302143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98477390269469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49238695134719 + 49238695134720.

It is an arithmetic number, because the mean of its divisors is an integer number (49238695134720).

Almost surely, 2^{98477390269439} is an apocalyptic number.

98477390269439 is a deficient number, since it is larger than the sum of its proper divisors (1).

98477390269439 is an equidigital number, since it uses as much as digits as its factorization.

98477390269439 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4444263936, while the sum is 80.

The spelling of 98477390269439 in words is "ninety-eight trillion, four hundred seventy-seven billion, three hundred ninety million, two hundred sixty-nine thousand, four hundred thirty-nine".