8000352778 has 24 divisors (see below), whose sum is σ = 13200477696. Its totient is φ = 3633818760.

The previous prime is 8000352761. The next prime is 8000352827. The reversal of 8000352778 is 8772530008.

It is a self number, because there is not a number n which added to its sum of digits gives 8000352778.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 333751 + ... + 356917.

It is an arithmetic number, because the mean of its divisors is an integer number (550019904).

Almost surely, 2^8000352778 is an apocalyptic number.

8000352778 is a deficient number, since it is larger than the sum of its proper divisors (5200124918).

8000352778 is a wasteful number, since it uses less digits than its factorization.

8000352778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24618 (or 24607 counting only the distinct ones).

The product of its (nonzero) digits is 94080, while the sum is 40.

The square root of 8000352778 is about 89444.6911672236. The cubic root of 8000352778 is about 2000.0293977346.

The spelling of 8000352778 in words is "eight billion, three hundred fifty-two thousand, seven hundred seventy-eight".