1663782407348 has 12 divisors (see below), whose sum is σ = 2955076216512. Its totient is φ = 819474916920.

The previous prime is 1663782407311. The next prime is 1663782407369. The reversal of 1663782407348 is 8437042873661.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3104071388 + ... + 3104071923.

It is an arithmetic number, because the mean of its divisors is an integer number (246256351376).

Almost surely, 2^{1663782407348} is an apocalyptic number.

It is an amenable number.

1663782407348 is a deficient number, since it is larger than the sum of its proper divisors (1291293809164).

1663782407348 is a wasteful number, since it uses less digits than its factorization.

1663782407348 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6208143382 (or 6208143380 counting only the distinct ones).

The product of its (nonzero) digits is 32514048, while the sum is 59.

The spelling of 1663782407348 in words is "one trillion, six hundred sixty-three billion, seven hundred eighty-two million, four hundred seven thousand, three hundred forty-eight".