4769207978 has 4 divisors (see below), whose sum is σ = 7153811970. Its totient is φ = 2384603988.

The previous prime is 4769207977. The next prime is 4769207983. The reversal of 4769207978 is 8797029674.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 4081037689 + 688170289 = 63883^2 + 26233^2 .

It is not an unprimeable number, because it can be changed into a prime (4769207977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1192301993 + ... + 1192301996.

Almost surely, 2^4769207978 is an apocalyptic number.

4769207978 is a deficient number, since it is larger than the sum of its proper divisors (2384603992).

4769207978 is a wasteful number, since it uses less digits than its factorization.

4769207978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2384603991.

The product of its (nonzero) digits is 10668672, while the sum is 59.

The square root of 4769207978 is about 69059.4524884175. The cubic root of 4769207978 is about 1683.2505069029.

The spelling of 4769207978 in words is "four billion, seven hundred sixty-nine million, two hundred seven thousand, nine hundred seventy-eight".