4004798977 has 4 divisors (see below), whose sum is σ = 4010189760. Its totient is φ = 3999408196.

The previous prime is 4004798947. The next prime is 4004798989. The reversal of 4004798977 is 7798974004.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4004798977 - 2⁷ = 4004798849 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4004798927) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2694277 + ... + 2695762.

It is an arithmetic number, because the mean of its divisors is an integer number (1002547440).

Almost surely, 2^4004798977 is an apocalyptic number.

It is an amenable number.

4004798977 is a deficient number, since it is larger than the sum of its proper divisors (5390783).

4004798977 is an equidigital number, since it uses as much as digits as its factorization.

4004798977 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5390782.

The product of its (nonzero) digits is 3556224, while the sum is 55.

The square root of 4004798977 is about 63283.4810752380. The cubic root of 4004798977 is about 1588.0356233562.

The spelling of 4004798977 in words is "four billion, four million, seven hundred ninety-eight thousand, nine hundred seventy-seven".