16295490731501 has 2 divisors, whose sum is σ = 16295490731502. Its totient is φ = 16295490731500.

The previous prime is 16295490731441. The next prime is 16295490731549. The reversal of 16295490731501 is 10513709459261.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11882319161476 + 4413171570025 = 3447074^2 + 2100755^2 .

It is a cyclic number.

It is not a de Polignac number, because 16295490731501 - 2³⁰ = 16294416989677 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16295490731551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8147745365750 + 8147745365751.

It is an arithmetic number, because the mean of its divisors is an integer number (8147745365751).

Almost surely, 2^{16295490731501} is an apocalyptic number.

It is an amenable number.

16295490731501 is a deficient number, since it is larger than the sum of its proper divisors (1).

16295490731501 is an equidigital number, since it uses as much as digits as its factorization.

16295490731501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2041200, while the sum is 53.

The spelling of 16295490731501 in words is "sixteen trillion, two hundred ninety-five billion, four hundred ninety million, seven hundred thirty-one thousand, five hundred one".