16465135546 has 16 divisors (see below), whose sum is σ = 25460380800. Its totient is φ = 7982165088.

The previous prime is 16465135543. The next prime is 16465135567. The reversal of 16465135546 is 64553156461.

It is a happy number.

It is a super-2 number, since 2×16465135546² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 16465135496 and 16465135505.

It is not an unprimeable number, because it can be changed into a prime (16465135543) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 947106 + ... + 964333.

It is an arithmetic number, because the mean of its divisors is an integer number (1591273800).

Almost surely, 2^16465135546 is an apocalyptic number.

16465135546 is a deficient number, since it is larger than the sum of its proper divisors (8995245254).

16465135546 is a wasteful number, since it uses less digits than its factorization.

16465135546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1911573.

The product of its digits is 1296000, while the sum is 46.

The spelling of 16465135546 in words is "sixteen billion, four hundred sixty-five million, one hundred thirty-five thousand, five hundred forty-six".