16461610536345 has 24 divisors (see below), whose sum is σ = 28520470803456. Its totient is φ = 8104177493568.

The previous prime is 16461610536341. The next prime is 16461610536373. The reversal of 16461610536345 is 54363501616461.

It is not a de Polignac number, because 16461610536345 - 2² = 16461610536341 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16461610536341) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3246863449 + ... + 3246868518.

It is an arithmetic number, because the mean of its divisors is an integer number (1188352950144).

Almost surely, 2^{16461610536345} is an apocalyptic number.

16461610536345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16461610536345 is a deficient number, since it is larger than the sum of its proper divisors (12058860267111).

16461610536345 is a wasteful number, since it uses less digits than its factorization.

16461610536345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6493732001 (or 6493731988 counting only the distinct ones).

The product of its (nonzero) digits is 4665600, while the sum is 51.

The spelling of 16461610536345 in words is "sixteen trillion, four hundred sixty-one billion, six hundred ten million, five hundred thirty-six thousand, three hundred forty-five".