4138817608 has 8 divisors (see below), whose sum is σ = 7760283030. Its totient is φ = 2069408800.

The previous prime is 4138817581. The next prime is 4138817629. The reversal of 4138817608 is 8067188314.

It can be written as a sum of positive squares in only one way, i.e., 4114196164 + 24621444 = 64142^2 + 4962^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×4138817608² = 34259622384581683328, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 258676093 + ... + 258676108.

Almost surely, 2^4138817608 is an apocalyptic number.

It is an amenable number.

4138817608 is a deficient number, since it is larger than the sum of its proper divisors (3621465422).

4138817608 is a wasteful number, since it uses less digits than its factorization.

4138817608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 517352207 (or 517352203 counting only the distinct ones).

The product of its (nonzero) digits is 258048, while the sum is 46.

The square root of 4138817608 is about 64333.6428939012. The cubic root of 4138817608 is about 1605.5558945666. Note that the first 3 decimals are identical.

It can be divided in two parts, 41388 and 17608, that added together give a triangular number (58996 = T₃₄₃).

The spelling of 4138817608 in words is "four billion, one hundred thirty-eight million, eight hundred seventeen thousand, six hundred eight".