4069666380 has 96 divisors (see below), whose sum is σ = 12993511104. Its totient is φ = 942833664.

The previous prime is 4069666369. The next prime is 4069666399. The reversal of 4069666380 is 836669604.

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, 140197 + ... + 166716.

It is an arithmetic number, because the mean of its divisors is an integer number (135349074).

Almost surely, 2^4069666380 is an apocalyptic number.

It is an amenable number.

4069666380 is an abundant number, since it is smaller than the sum of its proper divisors (8923844724).

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

4069666380 is a wasteful number, since it uses less digits than its factorization.

4069666380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306955 (or 306953 counting only the distinct ones).

The product of its (nonzero) digits is 1119744, while the sum is 48.

The square root of 4069666380 is about 63793.9368592345. The cubic root of 4069666380 is about 1596.5637687088.

The spelling of 4069666380 in words is "four billion, sixty-nine million, six hundred sixty-six thousand, three hundred eighty".