986541990435 has 12 divisors (see below), whose sum is σ = 1710006116832. Its totient is φ = 526155728208.

The previous prime is 986541990397. The next prime is 986541990449. The reversal of 986541990435 is 534099145689.

986541990435 is a `hidden beast` number, since 9 + 8 + 6 + 5 + 4 + 199 + 0 + 435 = 666.

It is not a de Polignac number, because 986541990435 - 2¹¹ = 986541988387 is a prime.

It is an unprimeable number.

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 in 11 ways as a sum of consecutive naturals, for example, 10961577627 + ... + 10961577716.

It is an arithmetic number, because the mean of its divisors is an integer number (142500509736).

Almost surely, 2^986541990435 is an apocalyptic number.

986541990435 is a deficient number, since it is larger than the sum of its proper divisors (723464126397).

986541990435 is a wasteful number, since it uses less digits than its factorization.

986541990435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21923155354 (or 21923155351 counting only the distinct ones).

The product of its (nonzero) digits is 41990400, while the sum is 63.

The spelling of 986541990435 in words is "nine hundred eighty-six billion, five hundred forty-one million, nine hundred ninety thousand, four hundred thirty-five".