6614221746 has 64 divisors (see below), whose sum is σ = 15216883200. Its totient is φ = 1895529600.

The previous prime is 6614221729. The next prime is 6614221769. The reversal of 6614221746 is 6471224166.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 771966 + ... + 780486.

It is an arithmetic number, because the mean of its divisors is an integer number (237763800).

Almost surely, 2^6614221746 is an apocalyptic number.

6614221746 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 6614221746, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7608441600).

6614221746 is an abundant number, since it is smaller than the sum of its proper divisors (8602661454).

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

6614221746 is a wasteful number, since it uses less digits than its factorization.

6614221746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9175.

The product of its digits is 96768, while the sum is 39.

The square root of 6614221746 is about 81327.8657410853. The cubic root of 6614221746 is about 1877.1238034609.

The spelling of 6614221746 in words is "six billion, six hundred fourteen million, two hundred twenty-one thousand, seven hundred forty-six".