98882056621 has 2 divisors, whose sum is σ = 98882056622. Its totient is φ = 98882056620.

The previous prime is 98882056589. The next prime is 98882056657. The reversal of 98882056621 is 12665028889.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 78658372521 + 20223684100 = 280461^2 + 142210^2 .

It is a cyclic number.

It is not a de Polignac number, because 98882056621 - 2⁵ = 98882056589 is a prime.

It is a super-2 number, since 2×98882056621² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98882056681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49441028310 + 49441028311.

It is an arithmetic number, because the mean of its divisors is an integer number (49441028311).

Almost surely, 2^98882056621 is an apocalyptic number.

It is an amenable number.

98882056621 is a deficient number, since it is larger than the sum of its proper divisors (1).

98882056621 is an equidigital number, since it uses as much as digits as its factorization.

98882056621 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3317760, while the sum is 55.

The spelling of 98882056621 in words is "ninety-eight billion, eight hundred eighty-two million, fifty-six thousand, six hundred twenty-one".