255638067105 has 32 divisors (see below), whose sum is σ = 417611013120. Its totient is φ = 133495352000.

The previous prime is 255638067101. The next prime is 255638067119. The reversal of 255638067105 is 501760836552.

It is not a de Polignac number, because 255638067105 - 2² = 255638067101 is a prime.

It is not an unprimeable number, because it can be changed into a prime (255638067101) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 353277 + ... + 797546.

It is an arithmetic number, because the mean of its divisors is an integer number (13050344160).

Almost surely, 2^255638067105 is an apocalyptic number.

It is an amenable number.

255638067105 is a deficient number, since it is larger than the sum of its proper divisors (161972946015).

255638067105 is a wasteful number, since it uses less digits than its factorization.

255638067105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1151141.

The product of its (nonzero) digits is 1512000, while the sum is 48.

The spelling of 255638067105 in words is "two hundred fifty-five billion, six hundred thirty-eight million, sixty-seven thousand, one hundred five".