1283763658573 has 24 divisors (see below), whose sum is σ = 1442220560928. Its totient is φ = 1141580220000.

The previous prime is 1283763658561. The next prime is 1283763658591. The reversal of 1283763658573 is 3758563673821.

It is not a de Polignac number, because 1283763658573 - 2¹³ = 1283763650381 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1283763658523) 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 in 23 ways as a sum of consecutive naturals, for example, 381538 + ... + 1647148.

It is an arithmetic number, because the mean of its divisors is an integer number (60092523372).

Almost surely, 2^{1283763658573} is an apocalyptic number.

It is an amenable number.

1283763658573 is a deficient number, since it is larger than the sum of its proper divisors (158456902355).

1283763658573 is a wasteful number, since it uses less digits than its factorization.

1283763658573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1265817 (or 1265806 counting only the distinct ones).

The product of its digits is 152409600, while the sum is 64.

The spelling of 1283763658573 in words is "one trillion, two hundred eighty-three billion, seven hundred sixty-three million, six hundred fifty-eight thousand, five hundred seventy-three".