255600056061 has 16 divisors (see below), whose sum is σ = 432762000000. Its totient is φ = 146057174784.

The previous prime is 255600056039. The next prime is 255600056071. The reversal of 255600056061 is 160650006552.

It is a happy number.

It is not a de Polignac number, because 255600056061 - 2¹¹ = 255600054013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255600056071) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 676190436 + ... + 676190813.

It is an arithmetic number, because the mean of its divisors is an integer number (27047625000).

Almost surely, 2^255600056061 is an apocalyptic number.

255600056061 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

255600056061 is a deficient number, since it is larger than the sum of its proper divisors (177161943939).

255600056061 is a wasteful number, since it uses less digits than its factorization.

255600056061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1352381265 (or 1352381259 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 36.

The spelling of 255600056061 in words is "two hundred fifty-five billion, six hundred million, fifty-six thousand, sixty-one".