16035801149 has 4 divisors (see below), whose sum is σ = 16215978780. Its totient is φ = 15855623520.

The previous prime is 16035801137. The next prime is 16035801161. The reversal of 16035801149 is 94110853061.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (16035801137) and next prime (16035801161).

It can be written as a sum of positive squares in 2 ways, for example, as 8826602500 + 7209198649 = 93950^2 + 84907^2 .

It is a cyclic number.

It is not a de Polignac number, because 16035801149 - 2¹⁶ = 16035735613 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16035801049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 90088682 + ... + 90088859.

It is an arithmetic number, because the mean of its divisors is an integer number (4053994695).

Almost surely, 2^16035801149 is an apocalyptic number.

It is an amenable number.

16035801149 is a deficient number, since it is larger than the sum of its proper divisors (180177631).

16035801149 is an equidigital number, since it uses as much as digits as its factorization.

16035801149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180177630.

The product of its (nonzero) digits is 25920, while the sum is 38.

The spelling of 16035801149 in words is "sixteen billion, thirty-five million, eight hundred one thousand, one hundred forty-nine".