9674649613980 has 216 divisors, whose sum is σ = 31943896508160. Its totient is φ = 2368982453760.

The previous prime is 9674649613963. The next prime is 9674649613999. The reversal of 9674649613980 is 893169464769.

9674649613980 is a `hidden beast` number, since 9 + 6 + 7 + 46 + 496 + 1 + 3 + 98 + 0 = 666.

It is a super-2 number, since 2×9674649613980² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 9674649613899 and 9674649613908.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 4977666 + ... + 6642774.

It is an arithmetic number, because the mean of its divisors is an integer number (147888409760).

Almost surely, 2^{9674649613980} is an apocalyptic number.

9674649613980 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9674649613980, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15971948254080).

9674649613980 is an abundant number, since it is smaller than the sum of its proper divisors (22269246894180).

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

9674649613980 is a wasteful number, since it uses less digits than its factorization.

9674649613980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1665341 (or 1665323 counting only the distinct ones).

The product of its (nonzero) digits is 423263232, while the sum is 72.

The spelling of 9674649613980 in words is "nine trillion, six hundred seventy-four billion, six hundred forty-nine million, six hundred thirteen thousand, nine hundred eighty".