56501240767123 has 4 divisors (see below), whose sum is σ = 56536933277088. Its totient is φ = 56465548257160.

The previous prime is 56501240767091. The next prime is 56501240767171. The reversal of 56501240767123 is 32176704210565.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 56501240767123 - 2⁵ = 56501240767091 is a prime.

It is a super-3 number, since 3×56501240767123³ (a number of 42 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56501240767193) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17846252608 + ... + 17846255773.

It is an arithmetic number, because the mean of its divisors is an integer number (14134233319272).

Almost surely, 2^{56501240767123} is an apocalyptic number.

56501240767123 is a deficient number, since it is larger than the sum of its proper divisors (35692509965).

56501240767123 is a wasteful number, since it uses less digits than its factorization.

56501240767123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35692509964.

The product of its (nonzero) digits is 2116800, while the sum is 49.

Adding to 56501240767123 its reverse (32176704210565), we get a palindrome (88677944977688).

The spelling of 56501240767123 in words is "fifty-six trillion, five hundred one billion, two hundred forty million, seven hundred sixty-seven thousand, one hundred twenty-three".