988770308049 has 12 divisors (see below), whose sum is σ = 1512236941956. Its totient is φ = 620404899072.

The previous prime is 988770308041. The next prime is 988770308069. The reversal of 988770308049 is 940803077889.

It can be written as a sum of positive squares in 2 ways, for example, as 911690780625 + 77079527424 = 954825^2 + 277632^2 .

It is not a de Polignac number, because 988770308049 - 2³ = 988770308041 is a prime.

It is not an unprimeable number, because it can be changed into a prime (988770308041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3231275364 + ... + 3231275669.

It is an arithmetic number, because the mean of its divisors is an integer number (126019745163).

Almost surely, 2^988770308049 is an apocalyptic number.

It is an amenable number.

988770308049 is a deficient number, since it is larger than the sum of its proper divisors (523466633907).

988770308049 is a wasteful number, since it uses less digits than its factorization.

988770308049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6462551056 (or 6462551053 counting only the distinct ones).

The product of its (nonzero) digits is 24385536, while the sum is 63.

The spelling of 988770308049 in words is "nine hundred eighty-eight billion, seven hundred seventy million, three hundred eight thousand, forty-nine".