16432461546349 has 2 divisors, whose sum is σ = 16432461546350. Its totient is φ = 16432461546348.

The previous prime is 16432461546269. The next prime is 16432461546443. The reversal of 16432461546349 is 94364516423461.

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., 15907988664324 + 524472882025 = 3988482^2 + 724205^2 .

It is a cyclic number.

It is not a de Polignac number, because 16432461546349 - 2³⁵ = 16398101807981 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16432461546293 and 16432461546302.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16432461346349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8216230773174 + 8216230773175.

It is an arithmetic number, because the mean of its divisors is an integer number (8216230773175).

Almost surely, 2^{16432461546349} is an apocalyptic number.

It is an amenable number.

16432461546349 is a deficient number, since it is larger than the sum of its proper divisors (1).

16432461546349 is an equidigital number, since it uses as much as digits as its factorization.

16432461546349 is an evil number, because the sum of its binary digits is even.

The product of its digits is 44789760, while the sum is 58.

The spelling of 16432461546349 in words is "sixteen trillion, four hundred thirty-two billion, four hundred sixty-one million, five hundred forty-six thousand, three hundred forty-nine".