6616798146 has 96 divisors (see below), whose sum is σ = 17885736960. Its totient is φ = 1790995536.

The previous prime is 6616798129. The next prime is 6616798147. The reversal of 6616798146 is 6418976166.

It is a happy number.

6616798146 is a `hidden beast` number, since 6 + 616 + 7 + 9 + 8 + 14 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 6616798092 and 6616798101.

It is not an unprimeable number, because it can be changed into a prime (6616798147) 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, 13455 + ... + 115821.

It is an arithmetic number, because the mean of its divisors is an integer number (186309760).

Almost surely, 2^6616798146 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6616798146, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8942868480).

6616798146 is an abundant number, since it is smaller than the sum of its proper divisors (11268938814).

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

6616798146 is a wasteful number, since it uses less digits than its factorization.

6616798146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102410 (or 102398 counting only the distinct ones).

The product of its digits is 2612736, while the sum is 54.

The square root of 6616798146 is about 81343.7037883080. The cubic root of 6616798146 is about 1877.3675002578.

The spelling of 6616798146 in words is "six billion, six hundred sixteen million, seven hundred ninety-eight thousand, one hundred forty-six".