544252123507 has 2 divisors, whose sum is σ = 544252123508. Its totient is φ = 544252123506.

The previous prime is 544252123489. The next prime is 544252123559. The reversal of 544252123507 is 705321252445.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 544252123507 - 2¹¹ = 544252121459 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 544252123507.

It is not a weakly prime, because it can be changed into another prime (544252123907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272126061753 + 272126061754.

It is an arithmetic number, because the mean of its divisors is an integer number (272126061754).

Almost surely, 2^544252123507 is an apocalyptic number.

544252123507 is a deficient number, since it is larger than the sum of its proper divisors (1).

544252123507 is an equidigital number, since it uses as much as digits as its factorization.

544252123507 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 336000, while the sum is 40.

The spelling of 544252123507 in words is "five hundred forty-four billion, two hundred fifty-two million, one hundred twenty-three thousand, five hundred seven".