851268098 has 32 divisors (see below), whose sum is σ = 1384755264. Its totient is φ = 391007232.

The previous prime is 851268083. The next prime is 851268101. The reversal of 851268098 is 890862158.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 255761 + ... + 259067.

It is an arithmetic number, because the mean of its divisors is an integer number (43273602).

Almost surely, 2^851268098 is an apocalyptic number.

851268098 is a deficient number, since it is larger than the sum of its proper divisors (533487166).

851268098 is a wasteful number, since it uses less digits than its factorization.

851268098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3506.

The product of its (nonzero) digits is 276480, while the sum is 47.

The square root of 851268098 is about 29176.4990703134. The cubic root of 851268098 is about 947.7390732990.

It can be divided in two parts, 8512 and 68098, that multiplied together give a triangular number (579650176 = T₃₄₀₄₈).

The spelling of 851268098 in words is "eight hundred fifty-one million, two hundred sixty-eight thousand, ninety-eight".