16758450125 has 16 divisors (see below), whose sum is σ = 20930972400. Its totient is φ = 13396230400.

The previous prime is 16758450113. The next prime is 16758450127. The reversal of 16758450125 is 52105485761.

It can be written as a sum of positive squares in 8 ways, for example, as 7183240516 + 9575209609 = 84754^2 + 97853^2 .

It is not a de Polignac number, because 16758450125 - 2⁴ = 16758450109 is a prime.

It is a super-2 number, since 2×16758450125² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16758450127) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 109121 + ... + 213129.

It is an arithmetic number, because the mean of its divisors is an integer number (1308185775).

Almost surely, 2^16758450125 is an apocalyptic number.

It is an amenable number.

16758450125 is a deficient number, since it is larger than the sum of its proper divisors (4172522275).

16758450125 is a wasteful number, since it uses less digits than its factorization.

16758450125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105313 (or 105303 counting only the distinct ones).

The product of its (nonzero) digits is 336000, while the sum is 44.

The spelling of 16758450125 in words is "sixteen billion, seven hundred fifty-eight million, four hundred fifty thousand, one hundred twenty-five".