4778997612 has 24 divisors (see below), whose sum is σ = 11152591296. Its totient is φ = 1592771088.

The previous prime is 4778997607. The next prime is 4778997637. The reversal of 4778997612 is 2167998774.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73323 + ... + 122205.

It is an arithmetic number, because the mean of its divisors is an integer number (464691304).

Almost surely, 2^4778997612 is an apocalyptic number.

It is an amenable number.

4778997612 is an abundant number, since it is smaller than the sum of its proper divisors (6373593684).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4778997612 is a wasteful number, since it uses less digits than its factorization.

4778997612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57037 (or 57035 counting only the distinct ones).

The product of its digits is 10668672, while the sum is 60.

The square root of 4778997612 is about 69130.2944590865. The cubic root of 4778997612 is about 1684.4014418430.

The spelling of 4778997612 in words is "four billion, seven hundred seventy-eight million, nine hundred ninety-seven thousand, six hundred twelve".