4002778775404 has 6 divisors (see below), whose sum is σ = 7004862856964. Its totient is φ = 2001389387700.

The previous prime is 4002778775381. The next prime is 4002778775419. The reversal of 4002778775404 is 4045778772004.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500347346922 + ... + 500347346929.

Almost surely, 2^{4002778775404} is an apocalyptic number.

It is an amenable number.

4002778775404 is a deficient number, since it is larger than the sum of its proper divisors (3002084081560).

4002778775404 is a wasteful number, since it uses less digits than its factorization.

4002778775404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1000694693855 (or 1000694693853 counting only the distinct ones).

The product of its (nonzero) digits is 12293120, while the sum is 55.

The spelling of 4002778775404 in words is "four trillion, two billion, seven hundred seventy-eight million, seven hundred seventy-five thousand, four hundred four".