5124730325561 has 64 divisors (see below), whose sum is σ = 6818003435520. Its totient is φ = 3729090908160.

The previous prime is 5124730325443. The next prime is 5124730325567. The reversal of 5124730325561 is 1655230374215.

It is a cyclic number.

It is not a de Polignac number, because 5124730325561 - 2²² = 5124726131257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5124730325567) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 129493985 + ... + 129533553.

It is an arithmetic number, because the mean of its divisors is an integer number (106531303680).

Almost surely, 2^{5124730325561} is an apocalyptic number.

It is an amenable number.

5124730325561 is a deficient number, since it is larger than the sum of its proper divisors (1693273109959).

5124730325561 is a wasteful number, since it uses less digits than its factorization.

5124730325561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40374.

The product of its (nonzero) digits is 756000, while the sum is 44.

Adding to 5124730325561 its reverse (1655230374215), we get a palindrome (6779960699776).

The spelling of 5124730325561 in words is "five trillion, one hundred twenty-four billion, seven hundred thirty million, three hundred twenty-five thousand, five hundred sixty-one".