16361536612 has 12 divisors (see below), whose sum is σ = 28916181756. Its totient is φ = 8099770400.

The previous prime is 16361536603. The next prime is 16361536643. The reversal of 16361536612 is 21663516361.

It can be written as a sum of positive squares in 2 ways, for example, as 13898995236 + 2462541376 = 117894^2 + 49624^2 .

It is an unprimeable number.

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, 20249023 + ... + 20249830.

It is an arithmetic number, because the mean of its divisors is an integer number (2409681813).

Almost surely, 2^16361536612 is an apocalyptic number.

It is an amenable number.

16361536612 is a deficient number, since it is larger than the sum of its proper divisors (12554645144).

16361536612 is a wasteful number, since it uses less digits than its factorization.

16361536612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40498958 (or 40498956 counting only the distinct ones).

The product of its digits is 116640, while the sum is 40.

The spelling of 16361536612 in words is "sixteen billion, three hundred sixty-one million, five hundred thirty-six thousand, six hundred twelve".