4778396212 has 12 divisors (see below), whose sum is σ = 8468044480. Its totient is φ = 2358954936.

The previous prime is 4778396201. The next prime is 4778396297. The reversal of 4778396212 is 2126938774.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7560438 + ... + 7561069.

Almost surely, 2^4778396212 is an apocalyptic number.

It is an amenable number.

4778396212 is a deficient number, since it is larger than the sum of its proper divisors (3689648268).

4778396212 is a wasteful number, since it uses less digits than its factorization.

4778396212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15121590 (or 15121588 counting only the distinct ones).

The product of its digits is 1016064, while the sum is 49.

The square root of 4778396212 is about 69125.9445649750. The cubic root of 4778396212 is about 1684.3307825678.

The spelling of 4778396212 in words is "four billion, seven hundred seventy-eight million, three hundred ninety-six thousand, two hundred twelve".