4069666376 has 8 divisors (see below), whose sum is σ = 7630624470. Its totient is φ = 2034833184.

The previous prime is 4069666369. The next prime is 4069666399. The reversal of 4069666376 is 6736669604.

It can be written as a sum of positive squares in only one way, i.e., 4054378276 + 15288100 = 63674^2 + 3910^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 254354141 + ... + 254354156.

Almost surely, 2^4069666376 is an apocalyptic number.

It is an amenable number.

4069666376 is a deficient number, since it is larger than the sum of its proper divisors (3560958094).

4069666376 is a wasteful number, since it uses less digits than its factorization.

4069666376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 508708303 (or 508708299 counting only the distinct ones).

The product of its (nonzero) digits is 5878656, while the sum is 53.

The square root of 4069666376 is about 63793.9368278836. The cubic root of 4069666376 is about 1596.5637681857.

The spelling of 4069666376 in words is "four billion, sixty-nine million, six hundred sixty-six thousand, three hundred seventy-six".