12251563250514 has 64 divisors (see below), whose sum is σ = 28130710831104. Its totient is φ = 3484556179776.

The previous prime is 12251563250513. The next prime is 12251563250543. The reversal of 12251563250514 is 41505236515221.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (12251563250513) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 311146932 + ... + 311186304.

It is an arithmetic number, because the mean of its divisors is an integer number (439542356736).

Almost surely, 2^{12251563250514} is an apocalyptic number.

12251563250514 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

12251563250514 is an abundant number, since it is smaller than the sum of its proper divisors (15879147580590).

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

12251563250514 is a wasteful number, since it uses less digits than its factorization.

12251563250514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72831.

The product of its (nonzero) digits is 360000, while the sum is 42.

Adding to 12251563250514 its reverse (41505236515221), we get a palindrome (53756799765735).

The spelling of 12251563250514 in words is "twelve trillion, two hundred fifty-one billion, five hundred sixty-three million, two hundred fifty thousand, five hundred fourteen".