256203016 has 32 divisors (see below), whose sum is σ = 498960000. Its totient is φ = 123240256.

The previous prime is 256203001. The next prime is 256203029. The reversal of 256203016 is 610302652.

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, 16410 + ... + 27958.

It is an arithmetic number, because the mean of its divisors is an integer number (15592500).

Almost surely, 2^256203016 is an apocalyptic number.

It is an amenable number.

256203016 is a deficient number, since it is larger than the sum of its proper divisors (242756984).

256203016 is a wasteful number, since it uses less digits than its factorization.

256203016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11661 (or 11657 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 256203016 is about 16006.3429927014. The cubic root of 256203016 is about 635.1282242560.

Adding to 256203016 its reverse (610302652), we get a palindrome (866505668).

The spelling of 256203016 in words is "two hundred fifty-six million, two hundred three thousand, sixteen".