1063185557742 has 288 divisors, whose sum is σ = 3225235104000. Its totient is φ = 246227351040.

The previous prime is 1063185557737. The next prime is 1063185557789. The reversal of 1063185557742 is 2477555813601.

1063185557742 is a `hidden beast` number, since 1 + 0 + 6 + 3 + 1 + 85 + 557 + 7 + 4 + 2 = 666.

It is a super-2 number, since 2×1063185557742² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 4816509 + ... + 5032407.

It is an arithmetic number, because the mean of its divisors is an integer number (11198733000).

Almost surely, 2^{1063185557742} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1063185557742, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1612617552000).

1063185557742 is an abundant number, since it is smaller than the sum of its proper divisors (2162049546258).

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

1063185557742 is a wasteful number, since it uses less digits than its factorization.

1063185557742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215972 (or 215958 counting only the distinct ones).

The product of its (nonzero) digits is 7056000, while the sum is 54.

The spelling of 1063185557742 in words is "one trillion, sixty-three billion, one hundred eighty-five million, five hundred fifty-seven thousand, seven hundred forty-two".