256060136 has 16 divisors (see below), whose sum is σ = 490328640. Its totient is φ = 125305840.

The previous prime is 256060121. The next prime is 256060153. The reversal of 256060136 is 631060652.

256060136 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 256060099 and 256060108.

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, 340130 + ... + 340881.

It is an arithmetic number, because the mean of its divisors is an integer number (30645540).

Almost surely, 2^256060136 is an apocalyptic number.

It is an amenable number.

256060136 is a deficient number, since it is larger than the sum of its proper divisors (234268504).

256060136 is a wasteful number, since it uses less digits than its factorization.

256060136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 681064 (or 681060 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 256060136 is about 16001.8791396511. The cubic root of 256060136 is about 635.0101356185.

The spelling of 256060136 in words is "two hundred fifty-six million, sixty thousand, one hundred thirty-six".