255523701 has 8 divisors (see below), whose sum is σ = 342464320. Its totient is φ = 169466112.

The previous prime is 255523691. The next prime is 255523703. The reversal of 255523701 is 107325552.

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

It is not a de Polignac number, because 255523701 - 2⁷ = 255523573 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255523703) 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, 220081 + ... + 221238.

It is an arithmetic number, because the mean of its divisors is an integer number (42808040).

Almost surely, 2^255523701 is an apocalyptic number.

It is an amenable number.

255523701 is a deficient number, since it is larger than the sum of its proper divisors (86940619).

255523701 is a wasteful number, since it uses less digits than its factorization.

255523701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 441515.

The product of its (nonzero) digits is 10500, while the sum is 30.

The square root of 255523701 is about 15985.1087265617. The cubic root of 255523701 is about 634.5663859311.

The spelling of 255523701 in words is "two hundred fifty-five million, five hundred twenty-three thousand, seven hundred one".