1073426799285 has 24 divisors (see below), whose sum is σ = 1862906399640. Its totient is φ = 571786616832.

The previous prime is 1073426799257. The next prime is 1073426799287. The reversal of 1073426799285 is 5829976243701.

1073426799285 is a `hidden beast` number, since 1 + 0 + 7 + 3 + 4 + 267 + 99 + 285 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 258651582084 + 814775217201 = 508578^2 + 902649^2 .

It is not a de Polignac number, because 1073426799285 - 2⁵ = 1073426799253 is a prime.

It is a super-2 number, since 2×1073426799285² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1073426799287) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14706444 + ... + 14779253.

It is an arithmetic number, because the mean of its divisors is an integer number (77621099985).

It is a 2-persistent number, because it is pandigital, and so is 2⋅1073426799285 = 2146853598570, but 3⋅1073426799285 = 3220280397855 is not.

Almost surely, 2^{1073426799285} is an apocalyptic number.

1073426799285 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1073426799285 is a deficient number, since it is larger than the sum of its proper divisors (789479600355).

1073426799285 is a wasteful number, since it uses less digits than its factorization.

1073426799285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29486517 (or 29486514 counting only the distinct ones).

The product of its (nonzero) digits is 45722880, while the sum is 63.

The spelling of 1073426799285 in words is "one trillion, seventy-three billion, four hundred twenty-six million, seven hundred ninety-nine thousand, two hundred eighty-five".