4994778600 has 192 divisors, whose sum is σ = 19662134400. Its totient is φ = 1141655040.

The previous prime is 4994778599. The next prime is 4994778623. The reversal of 4994778600 is 68774994.

It is a happy number.

4994778600 is a `hidden beast` number, since 4 + 99 + 477 + 86 + 0 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 28269 + ... + 103868.

It is an arithmetic number, because the mean of its divisors is an integer number (102406950).

Almost surely, 2^4994778600 is an apocalyptic number.

4994778600 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4994778600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9831067200).

4994778600 is an abundant number, since it is smaller than the sum of its proper divisors (14667355800).

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

4994778600 is a wasteful number, since it uses less digits than its factorization.

4994778600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132169 (or 132154 counting only the distinct ones).

The product of its (nonzero) digits is 3048192, while the sum is 54.

The square root of 4994778600 is about 70673.7476012133. The cubic root of 4994778600 is about 1709.3805081332.

The spelling of 4994778600 in words is "four billion, nine hundred ninety-four million, seven hundred seventy-eight thousand, six hundred".