56004216527631 has 8 divisors (see below), whose sum is σ = 74701086357040. Its totient is φ = 37321745524992.

The previous prime is 56004216527617. The next prime is 56004216527669. The reversal of 56004216527631 is 13672561240065.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 56004216527631 - 2¹⁹ = 56004216003343 is a prime.

It is a super-2 number, since 2×56004216527631² (a number of 28 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 (56004216527681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3599697616 + ... + 3599713173.

It is an arithmetic number, because the mean of its divisors is an integer number (9337635794630).

Almost surely, 2^{56004216527631} is an apocalyptic number.

56004216527631 is a deficient number, since it is larger than the sum of its proper divisors (18696869829409).

56004216527631 is a wasteful number, since it uses less digits than its factorization.

56004216527631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7199413385.

The product of its (nonzero) digits is 1814400, while the sum is 48.

Adding to 56004216527631 its reverse (13672561240065), we get a palindrome (69676777767696).

The spelling of 56004216527631 in words is "fifty-six trillion, four billion, two hundred sixteen million, five hundred twenty-seven thousand, six hundred thirty-one".