255626536061 has 8 divisors (see below), whose sum is σ = 276432401784. Its totient is φ = 234983854080.

The previous prime is 255626536051. The next prime is 255626536069. The reversal of 255626536061 is 160635626552.

It can be written as a sum of positive squares in 4 ways, for example, as 1243225 + 255625292836 = 1115^2 + 505594^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 255626536061 - 2³⁴ = 238446666877 is a prime.

It is a super-3 number, since 3×255626536061³ (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 255626535997 and 255626536015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255626536069) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40792676 + ... + 40798941.

It is an arithmetic number, because the mean of its divisors is an integer number (34554050223).

Almost surely, 2^255626536061 is an apocalyptic number.

It is an amenable number.

255626536061 is a deficient number, since it is larger than the sum of its proper divisors (20805865723).

255626536061 is a wasteful number, since it uses less digits than its factorization.

255626536061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81591871.

The product of its (nonzero) digits is 1944000, while the sum is 47.

The spelling of 255626536061 in words is "two hundred fifty-five billion, six hundred twenty-six million, five hundred thirty-six thousand, sixty-one".