406984903664 has 10 divisors (see below), whose sum is σ = 788533250880. Its totient is φ = 203492451824.

The previous prime is 406984903657. The next prime is 406984903697. The reversal of 406984903664 is 466309489604.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12718278224 + ... + 12718278255.

It is an arithmetic number, because the mean of its divisors is an integer number (78853325088).

Almost surely, 2^406984903664 is an apocalyptic number.

It is an amenable number.

406984903664 is a deficient number, since it is larger than the sum of its proper divisors (381548347216).

406984903664 is a wasteful number, since it uses less digits than its factorization.

406984903664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25436556487 (or 25436556481 counting only the distinct ones).

The product of its (nonzero) digits is 26873856, while the sum is 59.

The spelling of 406984903664 in words is "four hundred six billion, nine hundred eighty-four million, nine hundred three thousand, six hundred sixty-four".