544640316770653 has 16 divisors (see below), whose sum is σ = 560129338016640. Its totient is φ = 529192000719936.

The previous prime is 544640316770639. The next prime is 544640316770659. The reversal of 544640316770653 is 356077613046445.

It is a cyclic number.

It is not a de Polignac number, because 544640316770653 - 2¹³ = 544640316762461 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 544640316770591 and 544640316770600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (544640316770659) 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, 168608851 + ... + 171808687.

It is an arithmetic number, because the mean of its divisors is an integer number (35008083626040).

Almost surely, 2^{544640316770653} is an apocalyptic number.

It is an amenable number.

544640316770653 is a deficient number, since it is larger than the sum of its proper divisors (15489021245987).

544640316770653 is a wasteful number, since it uses less digits than its factorization.

544640316770653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3206196.

The product of its (nonzero) digits is 152409600, while the sum is 61.

The spelling of 544640316770653 in words is "five hundred forty-four trillion, six hundred forty billion, three hundred sixteen million, seven hundred seventy thousand, six hundred fifty-three".