16442108466 has 24 divisors (see below), whose sum is σ = 38253069360. Its totient is φ = 4697745192.

The previous prime is 16442108461. The next prime is 16442108479. The reversal of 16442108466 is 66480124461.

It is a happy number.

It is a super-3 number, since 3×16442108466³ (a number of 32 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (16442108461) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27962476 + ... + 27963063.

It is an arithmetic number, because the mean of its divisors is an integer number (1593877890).

Almost surely, 2^16442108466 is an apocalyptic number.

16442108466 is an abundant number, since it is smaller than the sum of its proper divisors (21810960894).

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

16442108466 is a wasteful number, since it uses less digits than its factorization.

16442108466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55925558 (or 55925551 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 42.

The spelling of 16442108466 in words is "sixteen billion, four hundred forty-two million, one hundred eight thousand, four hundred sixty-six".