255500402 has 8 divisors (see below), whose sum is σ = 383356800. Its totient is φ = 127714804.

The previous prime is 255500393. The next prime is 255500417. The reversal of 255500402 is 204005552.

255500402 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7502 + ... + 23817.

It is an arithmetic number, because the mean of its divisors is an integer number (47919600).

Almost surely, 2^255500402 is an apocalyptic number.

255500402 is a deficient number, since it is larger than the sum of its proper divisors (127856398).

255500402 is a wasteful number, since it uses less digits than its factorization.

255500402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35400.

The product of its (nonzero) digits is 2000, while the sum is 23.

The square root of 255500402 is about 15984.3799379269. The cubic root of 255500402 is about 634.5470984683.

Adding to 255500402 its reverse (204005552), we get a palindrome (459505954).

The spelling of 255500402 in words is "two hundred fifty-five million, five hundred thousand, four hundred two".