1145751856765 has 16 divisors (see below), whose sum is σ = 1502739440640. Its totient is φ = 834855240960.

The previous prime is 1145751856759. The next prime is 1145751856787. The reversal of 1145751856765 is 5676581575411.

It is not a de Polignac number, because 1145751856765 - 2¹⁷ = 1145751725693 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 217407585 + ... + 217412854.

It is an arithmetic number, because the mean of its divisors is an integer number (93921215040).

Almost surely, 2^{1145751856765} is an apocalyptic number.

It is an amenable number.

1145751856765 is a deficient number, since it is larger than the sum of its proper divisors (356987583875).

1145751856765 is a wasteful number, since it uses less digits than its factorization.

1145751856765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 434820492.

The product of its digits is 35280000, while the sum is 61.

The spelling of 1145751856765 in words is "one trillion, one hundred forty-five billion, seven hundred fifty-one million, eight hundred fifty-six thousand, seven hundred sixty-five".