3966766419 has 16 divisors (see below), whose sum is σ = 6594105600. Its totient is φ = 2060657760.

The previous prime is 3966766409. The next prime is 3966766459. The reversal of 3966766419 is 9146676693.

It is not a de Polignac number, because 3966766419 - 2⁸ = 3966766163 is a prime.

It is a super-2 number, since 2×3966766419² = 31470471645812167122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3966766409) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8585844 + ... + 8586305.

It is an arithmetic number, because the mean of its divisors is an integer number (412131600).

Almost surely, 2^3966766419 is an apocalyptic number.

3966766419 is a deficient number, since it is larger than the sum of its proper divisors (2627339181).

3966766419 is a wasteful number, since it uses less digits than its factorization.

3966766419 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17172170.

The product of its digits is 8817984, while the sum is 57.

The square root of 3966766419 is about 62982.2706719915. The cubic root of 3966766419 is about 1582.9925684042.

The spelling of 3966766419 in words is "three billion, nine hundred sixty-six million, seven hundred sixty-six thousand, four hundred nineteen".