98850551 has 2 divisors, whose sum is σ = 98850552. Its totient is φ = 98850550.

The previous prime is 98850539. The next prime is 98850581. The reversal of 98850551 is 15505889.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 98850551 - 2²⁶ = 31741687 is a prime.

It is a super-3 number, since 3×98850551³ (a number of 25 digits) contains 333 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 98850499 and 98850508.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98850511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49425275 + 49425276.

It is an arithmetic number, because the mean of its divisors is an integer number (49425276).

Almost surely, 2^98850551 is an apocalyptic number.

98850551 is a deficient number, since it is larger than the sum of its proper divisors (1).

98850551 is an equidigital number, since it uses as much as digits as its factorization.

98850551 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72000, while the sum is 41.

The square root of 98850551 is about 9942.3614398190. The cubic root of 98850551 is about 462.3736022748.

The spelling of 98850551 in words is "ninety-eight million, eight hundred fifty thousand, five hundred fifty-one".