4538056147081 has 16 divisors (see below), whose sum is σ = 4698144209088. Its totient is φ = 4380608232000.

The previous prime is 4538056147067. The next prime is 4538056147091. The reversal of 4538056147081 is 1807416508354.

It is a cyclic number.

It is not a de Polignac number, because 4538056147081 - 2²⁷ = 4537921929353 is a prime.

It is a super-2 number, since 2×4538056147081² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4538056147091) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1420491 + ... + 3330751.

It is an arithmetic number, because the mean of its divisors is an integer number (293634013068).

Almost surely, 2^{4538056147081} is an apocalyptic number.

It is an amenable number.

4538056147081 is a deficient number, since it is larger than the sum of its proper divisors (160088062007).

4538056147081 is a wasteful number, since it uses less digits than its factorization.

4538056147081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1910952.

The product of its (nonzero) digits is 3225600, while the sum is 52.

The spelling of 4538056147081 in words is "four trillion, five hundred thirty-eight billion, fifty-six million, one hundred forty-seven thousand, eighty-one".