16466444052 has 24 divisors (see below), whose sum is σ = 40681803456. Its totient is φ = 5165943168.

The previous prime is 16466444051. The next prime is 16466444053. The reversal of 16466444052 is 25044466461.

It is an interprime number because it is at equal distance from previous prime (16466444051) and next prime (16466444053).

It is a super-2 number, since 2×16466444052² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 16466443995 and 16466444013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16466444051) 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, 40358728 + ... + 40359135.

It is an arithmetic number, because the mean of its divisors is an integer number (1695075144).

Almost surely, 2^16466444052 is an apocalyptic number.

16466444052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16466444052 is an abundant number, since it is smaller than the sum of its proper divisors (24215359404).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16466444052 is a wasteful number, since it uses less digits than its factorization.

16466444052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80717887 (or 80717885 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 42.

The spelling of 16466444052 in words is "sixteen billion, four hundred sixty-six million, four hundred forty-four thousand, fifty-two".