14257220512 has 24 divisors (see below), whose sum is σ = 28487846016. Its totient is φ = 7022212032.

The previous prime is 14257220507. The next prime is 14257220531. The reversal of 14257220512 is 21502275241.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3322768 + ... + 3327055.

It is an arithmetic number, because the mean of its divisors is an integer number (1186993584).

Almost surely, 2^14257220512 is an apocalyptic number.

It is an amenable number.

14257220512 is a deficient number, since it is larger than the sum of its proper divisors (14230625504).

14257220512 is an equidigital number, since it uses as much as digits as its factorization.

14257220512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6649900 (or 6649892 counting only the distinct ones).

The product of its (nonzero) digits is 11200, while the sum is 31.

Adding to 14257220512 its reverse (21502275241), we get a palindrome (35759495753).

The spelling of 14257220512 in words is "fourteen billion, two hundred fifty-seven million, two hundred twenty thousand, five hundred twelve".