986054779101 has 36 divisors (see below), whose sum is σ = 1509378923232. Its totient is φ = 560914187904.

The previous prime is 986054778959. The next prime is 986054779133. The reversal of 986054779101 is 101977450689.

It is not a de Polignac number, because 986054779101 - 2¹⁹ = 986054254813 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (986054779141) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1533521886 + ... + 1533522528.

It is an arithmetic number, because the mean of its divisors is an integer number (41927192312).

Almost surely, 2^986054779101 is an apocalyptic number.

It is an amenable number.

986054779101 is a deficient number, since it is larger than the sum of its proper divisors (523324144131).

986054779101 is an frugal number, since it uses more digits than its factorization.

986054779101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1970 (or 990 counting only the distinct ones).

The product of its (nonzero) digits is 3810240, while the sum is 57.

The spelling of 986054779101 in words is "nine hundred eighty-six billion, fifty-four million, seven hundred seventy-nine thousand, one hundred one".