1141638647808 has 208 divisors, whose sum is σ = 3072730588416. Its totient is φ = 376970280960.

The previous prime is 1141638647797. The next prime is 1141638647819. The reversal of 1141638647808 is 8087468361411.

It is an interprime number because it is at equal distance from previous prime (1141638647797) and next prime (1141638647819).

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 15 ways as a sum of consecutive naturals, for example, 831491410 + ... + 831492782.

Almost surely, 2^{1141638647808} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1141638647808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1536365294208).

1141638647808 is an abundant number, since it is smaller than the sum of its proper divisors (1931091940608).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1141638647808 is a wasteful number, since it uses less digits than its factorization.

1141638647808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1988 (or 1966 counting only the distinct ones).

The product of its (nonzero) digits is 6193152, while the sum is 57.

The spelling of 1141638647808 in words is "one trillion, one hundred forty-one billion, six hundred thirty-eight million, six hundred forty-seven thousand, eight hundred eight".