16412191725 has 12 divisors (see below), whose sum is σ = 27134823776. Its totient is φ = 8753168880.

The previous prime is 16412191723. The next prime is 16412191727. The reversal of 16412191725 is 52719121461.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (16412191723) and next prime (16412191727).

It is not a de Polignac number, because 16412191725 - 2¹ = 16412191723 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 (16412191723) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 109414537 + ... + 109414686.

Almost surely, 2^16412191725 is an apocalyptic number.

16412191725 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16412191725 is a deficient number, since it is larger than the sum of its proper divisors (10722632051).

16412191725 is a wasteful number, since it uses less digits than its factorization.

16412191725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218829236 (or 218829231 counting only the distinct ones).

The product of its digits is 30240, while the sum is 39.

The spelling of 16412191725 in words is "sixteen billion, four hundred twelve million, one hundred ninety-one thousand, seven hundred twenty-five".