4138147555 has 16 divisors (see below), whose sum is σ = 5021148384. Its totient is φ = 3273661440.

The previous prime is 4138147543. The next prime is 4138147567. The reversal of 4138147555 is 5557418314.

It is an interprime number because it is at equal distance from previous prime (4138147543) and next prime (4138147567).

It is not a de Polignac number, because 4138147555 - 2²⁷ = 4003929827 is a prime.

It is a Duffinian number.

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, 739749 + ... + 745321.

It is an arithmetic number, because the mean of its divisors is an integer number (313821774).

Almost surely, 2^4138147555 is an apocalyptic number.

4138147555 is a deficient number, since it is larger than the sum of its proper divisors (883000829).

4138147555 is a wasteful number, since it uses less digits than its factorization.

4138147555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7206.

The product of its digits is 336000, while the sum is 43.

The square root of 4138147555 is about 64328.4350423668. The cubic root of 4138147555 is about 1605.4692461800.

The spelling of 4138147555 in words is "four billion, one hundred thirty-eight million, one hundred forty-seven thousand, five hundred fifty-five".