4994778010 has 12 divisors (see below), whose sum is σ = 8991002718. Its totient is φ = 1997821808.

The previous prime is 4994777999. The next prime is 4994778043. The reversal of 4994778010 is 108774994.

It can be written as a sum of positive squares in 3 ways, for example, as 2228123209 + 2766654801 = 47203^2 + 52599^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 212316 + ... + 234664.

Almost surely, 2^4994778010 is an apocalyptic number.

4994778010 is a deficient number, since it is larger than the sum of its proper divisors (3996224708).

4994778010 is an frugal number, since it uses more digits than its factorization.

4994778010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44705 (or 22356 counting only the distinct ones).

The product of its (nonzero) digits is 508032, while the sum is 49.

The square root of 4994778010 is about 70673.7434271031. The cubic root of 4994778010 is about 1709.3804408273.

The spelling of 4994778010 in words is "four billion, nine hundred ninety-four million, seven hundred seventy-eight thousand, ten".