1140005497765 has 8 divisors (see below), whose sum is σ = 1369058109048. Its totient is φ = 911303390400.

The previous prime is 1140005497747. The next prime is 1140005497789. The reversal of 1140005497765 is 5677945000411.

It can be written as a sum of positive squares in 4 ways, for example, as 52141895716 + 1087863602049 = 228346^2 + 1043007^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1140005497765 - 2¹⁷ = 1140005366693 is a prime.

It is a super-2 number, since 2×1140005497765² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 87618822 + ... + 87631831.

It is an arithmetic number, because the mean of its divisors is an integer number (171132263631).

Almost surely, 2^{1140005497765} is an apocalyptic number.

It is an amenable number.

1140005497765 is a deficient number, since it is larger than the sum of its proper divisors (229052611283).

1140005497765 is a wasteful number, since it uses less digits than its factorization.

1140005497765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175251959.

The product of its (nonzero) digits is 1058400, while the sum is 49.

The spelling of 1140005497765 in words is "one trillion, one hundred forty billion, five million, four hundred ninety-seven thousand, seven hundred sixty-five".