14747797152 has 144 divisors (see below), whose sum is σ = 47227864320. Its totient is φ = 4324838400.

The previous prime is 14747797151. The next prime is 14747797213. The reversal of 14747797152 is 25179774741.

14747797152 is a `hidden beast` number, since 1 + 474 + 77 + 97 + 15 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a super-2 number, since 2×14747797152² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (14747797151) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23124 + ... + 173292.

It is an arithmetic number, because the mean of its divisors is an integer number (327971280).

Almost surely, 2^14747797152 is an apocalyptic number.

14747797152 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 14747797152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23613932160).

14747797152 is an abundant number, since it is smaller than the sum of its proper divisors (32480067168).

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

14747797152 is a wasteful number, since it uses less digits than its factorization.

14747797152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150227 (or 150216 counting only the distinct ones).

The product of its digits is 3457440, while the sum is 54.

The spelling of 14747797152 in words is "fourteen billion, seven hundred forty-seven million, seven hundred ninety-seven thousand, one hundred fifty-two".