16465630344644 has 24 divisors (see below), whose sum is σ = 31033737594048. Its totient is φ = 7598944392480.

The previous prime is 16465630344641. The next prime is 16465630344659. The reversal of 16465630344644 is 44644303656461.

16465630344644 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×16465630344644² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 16465630344644.

It is not an unprimeable number, because it can be changed into a prime (16465630344641) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11335712 + ... + 12705495.

It is an arithmetic number, because the mean of its divisors is an integer number (1293072399752).

Almost surely, 2^{16465630344644} is an apocalyptic number.

It is an amenable number.

16465630344644 is a deficient number, since it is larger than the sum of its proper divisors (14568107249404).

16465630344644 is a wasteful number, since it uses less digits than its factorization.

16465630344644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24054395 (or 24054393 counting only the distinct ones).

The product of its (nonzero) digits is 59719680, while the sum is 56.

The spelling of 16465630344644 in words is "sixteen trillion, four hundred sixty-five billion, six hundred thirty million, three hundred forty-four thousand, six hundred forty-four".