3451071778 has 64 divisors (see below), whose sum is σ = 6662476800. Its totient is φ = 1301826240.

The previous prime is 3451071763. The next prime is 3451071817. The reversal of 3451071778 is 8771701543.

It is a happy number.

3451071778 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 605928 + ... + 611596.

It is an arithmetic number, because the mean of its divisors is an integer number (104101200).

Almost surely, 2^3451071778 is an apocalyptic number.

3451071778 is a deficient number, since it is larger than the sum of its proper divisors (3211405022).

3451071778 is a wasteful number, since it uses less digits than its factorization.

3451071778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5815.

The product of its (nonzero) digits is 164640, while the sum is 43.

The square root of 3451071778 is about 58745.8234941004. The cubic root of 3451071778 is about 1511.1862639963.

The spelling of 3451071778 in words is "three billion, four hundred fifty-one million, seventy-one thousand, seven hundred seventy-eight".