4194666672 has 80 divisors (see below), whose sum is σ = 12493962240. Its totient is φ = 1187859456.

The previous prime is 4194666629. The next prime is 4194666703. The reversal of 4194666672 is 2766664914.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17272 + ... + 93207.

It is an arithmetic number, because the mean of its divisors is an integer number (156174528).

Almost surely, 2^4194666672 is an apocalyptic number.

4194666672 is a gapful number since it is divisible by the number (42) 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 4194666672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6246981120).

4194666672 is an abundant number, since it is smaller than the sum of its proper divisors (8299295568).

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

4194666672 is a wasteful number, since it uses less digits than its factorization.

4194666672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110610 (or 110604 counting only the distinct ones).

The product of its digits is 2612736, while the sum is 51.

The square root of 4194666672 is about 64766.2463942446. The cubic root of 4194666672 is about 1612.7454246717.

The spelling of 4194666672 in words is "four billion, one hundred ninety-four million, six hundred sixty-six thousand, six hundred seventy-two".