19040680332448 has 12 divisors (see below), whose sum is σ = 37486339404570. Its totient is φ = 9520340166208.

The previous prime is 19040680332379. The next prime is 19040680332547. The reversal of 19040680332448 is 84423308604091.

It can be written as a sum of positive squares in only one way, i.e., 12340803650704 + 6699876681744 = 3512948^2 + 2588412^2 .

It is a hoax number, since the sum of its digits (52) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 19040680332395 and 19040680332404.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 297510630163 + ... + 297510630226.

Almost surely, 2^{19040680332448} is an apocalyptic number.

It is an amenable number.

19040680332448 is a deficient number, since it is larger than the sum of its proper divisors (18445659072122).

19040680332448 is an equidigital number, since it uses as much as digits as its factorization.

19040680332448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 595021260399 (or 595021260391 counting only the distinct ones).

The product of its (nonzero) digits is 3981312, while the sum is 52.

The spelling of 19040680332448 in words is "nineteen trillion, forty billion, six hundred eighty million, three hundred thirty-two thousand, four hundred forty-eight".