2977694848 has 16 divisors (see below), whose sum is σ = 5932126710. Its totient is φ = 1488847360.

The previous prime is 2977694779. The next prime is 2977694849. The reversal of 2977694848 is 8484967792.

It can be written as a sum of positive squares in only one way, i.e., 2977666624 + 28224 = 54568^2 + 168^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is a Harshad number since it is a multiple of its sum of digits (64).

It is a self number, because there is not a number n which added to its sum of digits gives 2977694848.

It is not an unprimeable number, because it can be changed into a prime (2977694849) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11631493 + ... + 11631748.

Almost surely, 2^2977694848 is an apocalyptic number.

It is an amenable number.

2977694848 is a deficient number, since it is larger than the sum of its proper divisors (2954431862).

2977694848 is an equidigital number, since it uses as much as digits as its factorization.

2977694848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23263255 (or 23263243 counting only the distinct ones).

The product of its digits is 48771072, while the sum is 64.

The square root of 2977694848 is about 54568.2586124938. The cubic root of 2977694848 is about 1438.6662753768. Note that the first 3 decimals are identical.

The spelling of 2977694848 in words is "two billion, nine hundred seventy-seven million, six hundred ninety-four thousand, eight hundred forty-eight".