3401980778 has 32 divisors (see below), whose sum is σ = 6092876160. Its totient is φ = 1393761600.

The previous prime is 3401980739. The next prime is 3401980793. The reversal of 3401980778 is 8770891043.

3401980778 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 15 ways as a sum of consecutive naturals, for example, 476 + ... + 82487.

It is an arithmetic number, because the mean of its divisors is an integer number (190402380).

Almost surely, 2^3401980778 is an apocalyptic number.

3401980778 is a deficient number, since it is larger than the sum of its proper divisors (2690895382).

3401980778 is a wasteful number, since it uses less digits than its factorization.

3401980778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83102.

The product of its (nonzero) digits is 338688, while the sum is 47.

The square root of 3401980778 is about 58326.5015066050. The cubic root of 3401980778 is about 1503.9865478676.

The spelling of 3401980778 in words is "three billion, four hundred one million, nine hundred eighty thousand, seven hundred seventy-eight".