16340410625 has 80 divisors (see below), whose sum is σ = 26956271232. Its totient is φ = 9586560000.

The previous prime is 16340410613. The next prime is 16340410627. The reversal of 16340410625 is 52601404361.

It is not a de Polignac number, because 16340410625 - 2¹⁰ = 16340409601 is a prime.

It is a super-2 number, since 2×16340410625² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 16340410591 and 16340410600.

It is not an unprimeable number, because it can be changed into a prime (16340410627) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 808139 + ... + 828111.

Almost surely, 2^16340410625 is an apocalyptic number.

It is an amenable number.

16340410625 is a deficient number, since it is larger than the sum of its proper divisors (10615860607).

16340410625 is a wasteful number, since it uses less digits than its factorization.

16340410625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20028 (or 20013 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 32.

Adding to 16340410625 its reverse (52601404361), we get a palindrome (68941814986).

The spelling of 16340410625 in words is "sixteen billion, three hundred forty million, four hundred ten thousand, six hundred twenty-five".