52400065742503 has 8 divisors (see below), whose sum is σ = 54269776828800. Its totient is φ = 50534542140768.

The previous prime is 52400065742491. The next prime is 52400065742513. The reversal of 52400065742503 is 30524756000425.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52400065742503 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 52400065742503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52400065742513) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1046845668 + ... + 1046895721.

It is an arithmetic number, because the mean of its divisors is an integer number (6783722103600).

Almost surely, 2^{52400065742503} is an apocalyptic number.

52400065742503 is a deficient number, since it is larger than the sum of its proper divisors (1869711086297).

52400065742503 is a wasteful number, since it uses less digits than its factorization.

52400065742503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2093742281.

The product of its (nonzero) digits is 1008000, while the sum is 43.

The spelling of 52400065742503 in words is "fifty-two trillion, four hundred billion, sixty-five million, seven hundred forty-two thousand, five hundred three".