4557660136123 has 32 divisors (see below), whose sum is σ = 4727924619264. Its totient is φ = 4390175106432.

The previous prime is 4557660136087. The next prime is 4557660136129. The reversal of 4557660136123 is 3216310667554.

It is a cyclic number.

It is not a de Polignac number, because 4557660136123 - 2¹⁷ = 4557660005051 is a prime.

It is a super-2 number, since 2×4557660136123² (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 (4557660136129) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1096379961 + ... + 1096384117.

It is an arithmetic number, because the mean of its divisors is an integer number (147747644352).

Almost surely, 2^{4557660136123} is an apocalyptic number.

4557660136123 is a deficient number, since it is larger than the sum of its proper divisors (170264483141).

4557660136123 is a wasteful number, since it uses less digits than its factorization.

4557660136123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5131.

The product of its (nonzero) digits is 2721600, while the sum is 49.

The spelling of 4557660136123 in words is "four trillion, five hundred fifty-seven billion, six hundred sixty million, one hundred thirty-six thousand, one hundred twenty-three".