378563255 has 32 divisors (see below), whose sum is σ = 530644608. Its totient is φ = 253900800.

The previous prime is 378563203. The next prime is 378563261. The reversal of 378563255 is 552365873.

It is not a de Polignac number, because 378563255 - 2⁸ = 378562999 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 31 ways as a sum of consecutive naturals, for example, 497075 + ... + 497835.

It is an arithmetic number, because the mean of its divisors is an integer number (16582644).

Almost surely, 2^378563255 is an apocalyptic number.

378563255 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

378563255 is a deficient number, since it is larger than the sum of its proper divisors (152081353).

378563255 is a wasteful number, since it uses less digits than its factorization.

378563255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1067.

The product of its digits is 756000, while the sum is 44.

The square root of 378563255 is about 19456.7020586738. The cubic root of 378563255 is about 723.4016345329.

The spelling of 378563255 in words is "three hundred seventy-eight million, five hundred sixty-three thousand, two hundred fifty-five".