16245444101 has 2 divisors, whose sum is σ = 16245444102. Its totient is φ = 16245444100.

The previous prime is 16245444079. The next prime is 16245444113. The reversal of 16245444101 is 10144454261.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13705384900 + 2540059201 = 117070^2 + 50399^2 .

It is a cyclic number.

It is not a de Polignac number, because 16245444101 - 2²² = 16241249797 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16245444151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8122722050 + 8122722051.

It is an arithmetic number, because the mean of its divisors is an integer number (8122722051).

Almost surely, 2^16245444101 is an apocalyptic number.

It is an amenable number.

16245444101 is a deficient number, since it is larger than the sum of its proper divisors (1).

16245444101 is an equidigital number, since it uses as much as digits as its factorization.

16245444101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15360, while the sum is 32.

Adding to 16245444101 its reverse (10144454261), we get a palindrome (26389898362).

The spelling of 16245444101 in words is "sixteen billion, two hundred forty-five million, four hundred forty-four thousand, one hundred one".