16148161632 has 96 divisors (see below), whose sum is σ = 44277262848. Its totient is φ = 5143412736.

The previous prime is 16148161619. The next prime is 16148161639. The reversal of 16148161632 is 23616184161.

It is a tau number, because it is divible by the number of its divisors (96).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16148161639) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2542653 + ... + 2548995.

It is an arithmetic number, because the mean of its divisors is an integer number (461221488).

Almost surely, 2^16148161632 is an apocalyptic number.

16148161632 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16148161632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22138631424).

16148161632 is an abundant number, since it is smaller than the sum of its proper divisors (28129101216).

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

16148161632 is a wasteful number, since it uses less digits than its factorization.

16148161632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7532 (or 7524 counting only the distinct ones).

The product of its digits is 41472, while the sum is 39.

The spelling of 16148161632 in words is "sixteen billion, one hundred forty-eight million, one hundred sixty-one thousand, six hundred thirty-two".