3078402128 has 20 divisors (see below), whose sum is σ = 5965317600. Its totient is φ = 1538965344.

The previous prime is 3078402077. The next prime is 3078402181. The reversal of 3078402128 is 8212048703.

3078402128 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 146423 + ... + 166121.

It is an arithmetic number, because the mean of its divisors is an integer number (298265880).

Almost surely, 2^3078402128 is an apocalyptic number.

It is an amenable number.

3078402128 is a deficient number, since it is larger than the sum of its proper divisors (2886915472).

3078402128 is a wasteful number, since it uses less digits than its factorization.

3078402128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29474 (or 29468 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 35.

The square root of 3078402128 is about 55483.3500070066. The cubic root of 3078402128 is about 1454.7056206639.

The spelling of 3078402128 in words is "three billion, seventy-eight million, four hundred two thousand, one hundred twenty-eight".