4153779556 has 6 divisors (see below), whose sum is σ = 7269114230. Its totient is φ = 2076889776.

The previous prime is 4153779523. The next prime is 4153779569. The reversal of 4153779556 is 6559773514.

It can be written as a sum of positive squares in only one way, i.e., 3033806400 + 1119973156 = 55080^2 + 33466^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 519222441 + ... + 519222448.

Almost surely, 2^4153779556 is an apocalyptic number.

It is an amenable number.

4153779556 is a deficient number, since it is larger than the sum of its proper divisors (3115334674).

4153779556 is a wasteful number, since it uses less digits than its factorization.

4153779556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1038444893 (or 1038444891 counting only the distinct ones).

The product of its digits is 3969000, while the sum is 52.

The square root of 4153779556 is about 64449.8220013058. The cubic root of 4153779556 is about 1607.4882785656.

The spelling of 4153779556 in words is "four billion, one hundred fifty-three million, seven hundred seventy-nine thousand, five hundred fifty-six".