17627120982 has 48 divisors (see below), whose sum is σ = 39571262640. Its totient is φ = 5664165696.

The previous prime is 17627120941. The next prime is 17627120983. The reversal of 17627120982 is 28902172671.

It is a happy number.

17627120982 is a `hidden beast` number, since 1 + 7 + 627 + 12 + 0 + 9 + 8 + 2 = 666.

It is a super-2 number, since 2×17627120982² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (17627120983) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 309388 + ... + 361904.

It is an arithmetic number, because the mean of its divisors is an integer number (824401305).

Almost surely, 2^17627120982 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 17627120982, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19785631320).

17627120982 is an abundant number, since it is smaller than the sum of its proper divisors (21944141658).

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

17627120982 is a wasteful number, since it uses less digits than its factorization.

17627120982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53197 (or 53194 counting only the distinct ones).

The product of its (nonzero) digits is 169344, while the sum is 45.

The spelling of 17627120982 in words is "seventeen billion, six hundred twenty-seven million, one hundred twenty thousand, nine hundred eighty-two".