98400249047 has 2 divisors, whose sum is σ = 98400249048. Its totient is φ = 98400249046.

The previous prime is 98400249037. The next prime is 98400249049. The reversal of 98400249047 is 74094200489.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-98400249047 is a prime.

Together with 98400249049, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 98400248992 and 98400249010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98400249049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49200124523 + 49200124524.

It is an arithmetic number, because the mean of its divisors is an integer number (49200124524).

Almost surely, 2^98400249047 is an apocalyptic number.

98400249047 is a deficient number, since it is larger than the sum of its proper divisors (1).

98400249047 is an equidigital number, since it uses as much as digits as its factorization.

98400249047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 580608, while the sum is 47.

The spelling of 98400249047 in words is "ninety-eight billion, four hundred million, two hundred forty-nine thousand, forty-seven".