3984937408466 has 24 divisors (see below), whose sum is σ = 7319272794480. Its totient is φ = 1617944510952.

The previous prime is 3984937408457. The next prime is 3984937408471. The reversal of 3984937408466 is 6648047394893.

It is a super-2 number, since 2×3984937408466² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3984937408466.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1070067260 + ... + 1070070983.

It is an arithmetic number, because the mean of its divisors is an integer number (304969699770).

Almost surely, 2^{3984937408466} is an apocalyptic number.

3984937408466 is a deficient number, since it is larger than the sum of its proper divisors (3334335386014).

3984937408466 is a wasteful number, since it uses less digits than its factorization.

3984937408466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2140138278 (or 2140138271 counting only the distinct ones).

The product of its (nonzero) digits is 752467968, while the sum is 71.

The spelling of 3984937408466 in words is "three trillion, nine hundred eighty-four billion, nine hundred thirty-seven million, four hundred eight thousand, four hundred sixty-six".