4978814692 has 18 divisors (see below), whose sum is σ = 9108222998. Its totient is φ = 2381171232.

The previous prime is 4978814671. The next prime is 4978814699. The reversal of 4978814692 is 2964188794.

It can be written as a sum of positive squares in only one way, i.e., 4735641856 + 243172836 = 68816^2 + 15594^2 .

It is not an unprimeable number, because it can be changed into a prime (4978814699) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1174353 + ... + 1178584.

Almost surely, 2^4978814692 is an apocalyptic number.

It is an amenable number.

4978814692 is a deficient number, since it is larger than the sum of its proper divisors (4129408306).

4978814692 is a wasteful number, since it uses less digits than its factorization.

4978814692 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2352987 (or 2352962 counting only the distinct ones).

The product of its digits is 6967296, while the sum is 58.

The square root of 4978814692 is about 70560.7163512390. The cubic root of 4978814692 is about 1707.5574365213.

The spelling of 4978814692 in words is "four billion, nine hundred seventy-eight million, eight hundred fourteen thousand, six hundred ninety-two".