16252097389 has 4 divisors (see below), whose sum is σ = 17729560800. Its totient is φ = 14774633980.

The previous prime is 16252097387. The next prime is 16252097401. The reversal of 16252097389 is 98379025261.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 16252097389 - 2¹ = 16252097387 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 (16252097387) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 738731689 + ... + 738731710.

It is an arithmetic number, because the mean of its divisors is an integer number (4432390200).

Almost surely, 2^16252097389 is an apocalyptic number.

It is an amenable number.

16252097389 is a deficient number, since it is larger than the sum of its proper divisors (1477463411).

16252097389 is a wasteful number, since it uses less digits than its factorization.

16252097389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1477463410.

The product of its (nonzero) digits is 1632960, while the sum is 52.

The spelling of 16252097389 in words is "sixteen billion, two hundred fifty-two million, ninety-seven thousand, three hundred eighty-nine".