16139350573 has 2 divisors, whose sum is σ = 16139350574. Its totient is φ = 16139350572.

The previous prime is 16139350553. The next prime is 16139350607. The reversal of 16139350573 is 37505393161.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10641572964 + 5497777609 = 103158^2 + 74147^2 .

It is a cyclic number.

It is not a de Polignac number, because 16139350573 - 2²¹ = 16137253421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16139350553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8069675286 + 8069675287.

It is an arithmetic number, because the mean of its divisors is an integer number (8069675287).

Almost surely, 2^16139350573 is an apocalyptic number.

It is an amenable number.

16139350573 is a deficient number, since it is larger than the sum of its proper divisors (1).

16139350573 is an equidigital number, since it uses as much as digits as its factorization.

16139350573 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 255150, while the sum is 43.

The spelling of 16139350573 in words is "sixteen billion, one hundred thirty-nine million, three hundred fifty thousand, five hundred seventy-three".