256008954783 has 16 divisors (see below), whose sum is σ = 356299073280. Its totient is φ = 163200432384.

The previous prime is 256008954769. The next prime is 256008954787. The reversal of 256008954783 is 387459800652.

It is not a de Polignac number, because 256008954783 - 2⁴ = 256008954767 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (256008954787) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 366741 + ... + 804062.

It is an arithmetic number, because the mean of its divisors is an integer number (22268692080).

Almost surely, 2^256008954783 is an apocalyptic number.

256008954783 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

256008954783 is a deficient number, since it is larger than the sum of its proper divisors (100290118497).

256008954783 is a wasteful number, since it uses less digits than its factorization.

256008954783 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1173998.

The product of its (nonzero) digits is 14515200, while the sum is 57.

The spelling of 256008954783 in words is "two hundred fifty-six billion, eight million, nine hundred fifty-four thousand, seven hundred eighty-three".