98948278447 has 2 divisors, whose sum is σ = 98948278448. Its totient is φ = 98948278446.

The previous prime is 98948278433. The next prime is 98948278493. The reversal of 98948278447 is 74487284989.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-98948278447 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98948279447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49474139223 + 49474139224.

It is an arithmetic number, because the mean of its divisors is an integer number (49474139224).

Almost surely, 2^98948278447 is an apocalyptic number.

98948278447 is a deficient number, since it is larger than the sum of its proper divisors (1).

98948278447 is an equidigital number, since it uses as much as digits as its factorization.

98948278447 is an evil number, because the sum of its binary digits is even.

The product of its digits is 260112384, while the sum is 70.

The spelling of 98948278447 in words is "ninety-eight billion, nine hundred forty-eight million, two hundred seventy-eight thousand, four hundred forty-seven".