1081750442536 has 8 divisors (see below), whose sum is σ = 2028282079770. Its totient is φ = 540875221264.

The previous prime is 1081750442533. The next prime is 1081750442569. The reversal of 1081750442536 is 6352440571801.

It can be written as a sum of positive squares in only one way, i.e., 769995720036 + 311754722500 = 877494^2 + 558350^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×1081750442536² (a number of 25 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (1081750442533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67609402651 + ... + 67609402666.

Almost surely, 2^{1081750442536} is an apocalyptic number.

It is an amenable number.

1081750442536 is a deficient number, since it is larger than the sum of its proper divisors (946531637234).

1081750442536 is a wasteful number, since it uses less digits than its factorization.

1081750442536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135218805323 (or 135218805319 counting only the distinct ones).

The product of its (nonzero) digits is 806400, while the sum is 46.

The spelling of 1081750442536 in words is "one trillion, eighty-one billion, seven hundred fifty million, four hundred forty-two thousand, five hundred thirty-six".