14155612152 has 128 divisors (see below), whose sum is σ = 39424008960. Its totient is φ = 4199659520.

The previous prime is 14155612147. The next prime is 14155612271. The reversal of 14155612152 is 25121655141.

It is a happy number.

It is a super-2 number, since 2×14155612152² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2473198 + ... + 2478914.

It is an arithmetic number, because the mean of its divisors is an integer number (308000070).

Almost surely, 2^14155612152 is an apocalyptic number.

14155612152 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 14155612152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19712004480).

14155612152 is an abundant number, since it is smaller than the sum of its proper divisors (25268396808).

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

14155612152 is a wasteful number, since it uses less digits than its factorization.

14155612152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5933 (or 5929 counting only the distinct ones).

The product of its digits is 12000, while the sum is 33.

The spelling of 14155612152 in words is "fourteen billion, one hundred fifty-five million, six hundred twelve thousand, one hundred fifty-two".