3449778896 has 20 divisors (see below), whose sum is σ = 6717881412. Its totient is φ = 1716132096.

The previous prime is 3449778887. The next prime is 3449778961. The reversal of 3449778896 is 6988779443.

It can be written as a sum of positive squares in 2 ways, for example, as 2503601296 + 946177600 = 50036^2 + 30760^2 .

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, 544085 + ... + 550388.

Almost surely, 2^3449778896 is an apocalyptic number.

It is an amenable number.

3449778896 is a deficient number, since it is larger than the sum of its proper divisors (3268102516).

3449778896 is a wasteful number, since it uses less digits than its factorization.

3449778896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1094678 (or 1094672 counting only the distinct ones).

The product of its digits is 73156608, while the sum is 65.

The square root of 3449778896 is about 58734.8184299569. The cubic root of 3449778896 is about 1510.9975275033.

The spelling of 3449778896 in words is "three billion, four hundred forty-nine million, seven hundred seventy-eight thousand, eight hundred ninety-six".