255016415 has 8 divisors (see below), whose sum is σ = 309050208. Its totient is φ = 201992800.

The previous prime is 255016409. The next prime is 255016429. The reversal of 255016415 is 514610552.

It is a happy number.

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

It is not a de Polignac number, because 255016415 - 2⁸ = 255016159 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 251987 + ... + 252996.

It is an arithmetic number, because the mean of its divisors is an integer number (38631276).

Almost surely, 2^255016415 is an apocalyptic number.

255016415 is a deficient number, since it is larger than the sum of its proper divisors (54033793).

255016415 is a wasteful number, since it uses less digits than its factorization.

255016415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 505089.

The product of its (nonzero) digits is 6000, while the sum is 29.

The square root of 255016415 is about 15969.2333879870. The cubic root of 255016415 is about 634.1461771565.

Adding to 255016415 its reverse (514610552), we get a palindrome (769626967).

The spelling of 255016415 in words is "two hundred fifty-five million, sixteen thousand, four hundred fifteen".