14231121552 has 80 divisors (see below), whose sum is σ = 41230486080. Its totient is φ = 4699358208.

The previous prime is 14231121551. The next prime is 14231121563. The reversal of 14231121552 is 25512113241.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (14231121551) 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, 107713 + ... + 200160.

It is an arithmetic number, because the mean of its divisors is an integer number (515381076).

Almost surely, 2^14231121552 is an apocalyptic number.

14231121552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

14231121552 is an abundant number, since it is smaller than the sum of its proper divisors (26999364528).

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

14231121552 is a wasteful number, since it uses less digits than its factorization.

14231121552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 307997 (or 307985 counting only the distinct ones).

The product of its digits is 2400, while the sum is 27.

Adding to 14231121552 its reverse (25512113241), we get a palindrome (39743234793).

The spelling of 14231121552 in words is "fourteen billion, two hundred thirty-one million, one hundred twenty-one thousand, five hundred fifty-two".