10255561420733 has 4 divisors (see below), whose sum is σ = 10257364126620. Its totient is φ = 10253758714848.

The previous prime is 10255561420723. The next prime is 10255561420777. The reversal of 10255561420733 is 33702416555201.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 8247935974084 + 2007625446649 = 2871922^2 + 1416907^2 .

It is a cyclic number.

It is not a de Polignac number, because 10255561420733 - 2¹⁸ = 10255561158589 is a prime.

It is a super-3 number, since 3×10255561420733³ (a number of 40 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10255561420723) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 901344410 + ... + 901355787.

It is an arithmetic number, because the mean of its divisors is an integer number (2564341031655).

Almost surely, 2^{10255561420733} is an apocalyptic number.

It is an amenable number.

10255561420733 is a deficient number, since it is larger than the sum of its proper divisors (1802705887).

10255561420733 is an equidigital number, since it uses as much as digits as its factorization.

10255561420733 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1802705886.

The product of its (nonzero) digits is 756000, while the sum is 44.

Adding to 10255561420733 its reverse (33702416555201), we get a palindrome (43957977975934).

The spelling of 10255561420733 in words is "ten trillion, two hundred fifty-five billion, five hundred sixty-one million, four hundred twenty thousand, seven hundred thirty-three".