19466685704 has 16 divisors (see below), whose sum is σ = 36506137020. Its totient is φ = 9731715840.

The previous prime is 19466685701. The next prime is 19466685727. The reversal of 19466685704 is 40758666491.

It can be written as a sum of positive squares in 2 ways, for example, as 17953320100 + 1513365604 = 133990^2 + 38902^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 19466685704.

It is not an unprimeable number, because it can be changed into a prime (19466685701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 151757 + ... + 248924.

Almost surely, 2^19466685704 is an apocalyptic number.

It is an amenable number.

19466685704 is a deficient number, since it is larger than the sum of its proper divisors (17039451316).

19466685704 is a wasteful number, since it uses less digits than its factorization.

19466685704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 406760 (or 406756 counting only the distinct ones).

The product of its (nonzero) digits is 8709120, while the sum is 56.

The spelling of 19466685704 in words is "nineteen billion, four hundred sixty-six million, six hundred eighty-five thousand, seven hundred four".