4531124535661 has 16 divisors (see below), whose sum is σ = 4789715381440. Its totient is φ = 4274547137280.

The previous prime is 4531124535653. The next prime is 4531124535689. The reversal of 4531124535661 is 1665354211354.

It is not a de Polignac number, because 4531124535661 - 2³ = 4531124535653 is a prime.

It is a super-2 number, since 2×4531124535661² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4531124535361) 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, 105126031 + ... + 105169123.

It is an arithmetic number, because the mean of its divisors is an integer number (299357211340).

Almost surely, 2^{4531124535661} is an apocalyptic number.

It is an amenable number.

4531124535661 is a deficient number, since it is larger than the sum of its proper divisors (258590845779).

4531124535661 is a wasteful number, since it uses less digits than its factorization.

4531124535661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66316.

The product of its digits is 1296000, while the sum is 46.

The spelling of 4531124535661 in words is "four trillion, five hundred thirty-one billion, one hundred twenty-four million, five hundred thirty-five thousand, six hundred sixty-one".