16246552402123 has 2 divisors, whose sum is σ = 16246552402124. Its totient is φ = 16246552402122.

The previous prime is 16246552402117. The next prime is 16246552402151. The reversal of 16246552402123 is 32120425564261.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16246552402123 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16246552402123.

It is not a weakly prime, because it can be changed into another prime (16246552409123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8123276201061 + 8123276201062.

It is an arithmetic number, because the mean of its divisors is an integer number (8123276201062).

Almost surely, 2^{16246552402123} is an apocalyptic number.

16246552402123 is a deficient number, since it is larger than the sum of its proper divisors (1).

16246552402123 is an equidigital number, since it uses as much as digits as its factorization.

16246552402123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 691200, while the sum is 43.

Adding to 16246552402123 its reverse (32120425564261), we get a palindrome (48366977966384).

The spelling of 16246552402123 in words is "sixteen trillion, two hundred forty-six billion, five hundred fifty-two million, four hundred two thousand, one hundred twenty-three".