986156136 has 192 divisors, whose sum is σ = 3191760000. Its totient is φ = 269111808.

The previous prime is 986156123. The next prime is 986156137. The reversal of 986156136 is 631651689.

986156136 is a `hidden beast` number, since 9 + 86 + 1 + 561 + 3 + 6 = 666.

986156136 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 986156091 and 986156100.

It is not an unprimeable number, because it can be changed into a prime (986156137) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1592835 + ... + 1593453.

It is an arithmetic number, because the mean of its divisors is an integer number (16623750).

Almost surely, 2^986156136 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 986156136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1595880000).

986156136 is an abundant number, since it is smaller than the sum of its proper divisors (2205603864).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

986156136 is a wasteful number, since it uses less digits than its factorization.

986156136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 776 (or 769 counting only the distinct ones).

The product of its digits is 233280, while the sum is 45.

The square root of 986156136 is about 31403.1230294058. The cubic root of 986156136 is about 995.3639186310.

The spelling of 986156136 in words is "nine hundred eighty-six million, one hundred fifty-six thousand, one hundred thirty-six".