501451244146613 has 2 divisors, whose sum is σ = 501451244146614. Its totient is φ = 501451244146612.

The previous prime is 501451244146603. The next prime is 501451244146639. The reversal of 501451244146613 is 316641442154105.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 344274925294609 + 157176318852004 = 18554647^2 + 12536998^2 .

It is a cyclic number.

It is not a de Polignac number, because 501451244146613 - 2⁶ = 501451244146549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (501451244146603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250725622073306 + 250725622073307.

It is an arithmetic number, because the mean of its divisors is an integer number (250725622073307).

Almost surely, 2^{501451244146613} is an apocalyptic number.

It is an amenable number.

501451244146613 is a deficient number, since it is larger than the sum of its proper divisors (1).

501451244146613 is an equidigital number, since it uses as much as digits as its factorization.

501451244146613 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1382400, while the sum is 47.

The spelling of 501451244146613 in words is "five hundred one trillion, four hundred fifty-one billion, two hundred forty-four million, one hundred forty-six thousand, six hundred thirteen".