36180220698 has 96 divisors (see below), whose sum is σ = 86124409920. Its totient is φ = 11254399200.

The previous prime is 36180220691. The next prime is 36180220759. The reversal of 36180220698 is 89602208163.

36180220698 is a `hidden beast` number, since 3 + 618 + 0 + 2 + 20 + 6 + 9 + 8 = 666.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (36180220691) 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, 1292248 + ... + 1319948.

It is an arithmetic number, because the mean of its divisors is an integer number (897129270).

Almost surely, 2^36180220698 is an apocalyptic number.

36180220698 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 36180220698, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43062204960).

36180220698 is an abundant number, since it is smaller than the sum of its proper divisors (49944189222).

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

36180220698 is a wasteful number, since it uses less digits than its factorization.

36180220698 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27817 (or 27792 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 45.

The spelling of 36180220698 in words is "thirty-six billion, one hundred eighty million, two hundred twenty thousand, six hundred ninety-eight".