34778866322 has 18 divisors (see below), whose sum is σ = 55424681247. Its totient is φ = 16364415424.

The previous prime is 34778866321. The next prime is 34778866363. The reversal of 34778866322 is 22366887743.

It can be written as a sum of positive squares in 5 ways, for example, as 34107071761 + 671794561 = 184681^2 + 25919^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=131869.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34778866321) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 4479668 + ... + 4487424.

Almost surely, 2^34778866322 is an apocalyptic number.

34778866322 is a deficient number, since it is larger than the sum of its proper divisors (20645814925).

34778866322 is an frugal number, since it uses more digits than its factorization.

34778866322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15550 (or 7776 counting only the distinct ones).

The product of its digits is 16257024, while the sum is 56.

The spelling of 34778866322 in words is "thirty-four billion, seven hundred seventy-eight million, eight hundred sixty-six thousand, three hundred twenty-two".