255652203751 has 4 divisors (see below), whose sum is σ = 292173947152. Its totient is φ = 219130460352.

The previous prime is 255652203743. The next prime is 255652203769. The reversal of 255652203751 is 157302256552.

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

It is a cyclic number.

It is not a de Polignac number, because 255652203751 - 2³ = 255652203743 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 255652203698 and 255652203707.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255652203721) 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, 18260871690 + ... + 18260871703.

It is an arithmetic number, because the mean of its divisors is an integer number (73043486788).

Almost surely, 2^255652203751 is an apocalyptic number.

255652203751 is a deficient number, since it is larger than the sum of its proper divisors (36521743401).

255652203751 is an equidigital number, since it uses as much as digits as its factorization.

255652203751 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36521743400.

The product of its (nonzero) digits is 630000, while the sum is 43.

The spelling of 255652203751 in words is "two hundred fifty-five billion, six hundred fifty-two million, two hundred three thousand, seven hundred fifty-one".