251324020435412 has 12 divisors (see below), whose sum is σ = 439978081931136. Its totient is φ = 125615997026520.

The previous prime is 251324020435399. The next prime is 251324020435421. The reversal of 251324020435412 is 214534020423152.

It is a congruent 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, 11503285508 + ... + 11503307355.

It is an arithmetic number, because the mean of its divisors is an integer number (36664840160928).

Almost surely, 2^{251324020435412} is an apocalyptic number.

It is an amenable number.

251324020435412 is a deficient number, since it is larger than the sum of its proper divisors (188654061495724).

251324020435412 is a wasteful number, since it uses less digits than its factorization.

251324020435412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23006595598 (or 23006595596 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 38.

Adding to 251324020435412 its reverse (214534020423152), we get a palindrome (465858040858564).

The spelling of 251324020435412 in words is "two hundred fifty-one trillion, three hundred twenty-four billion, twenty million, four hundred thirty-five thousand, four hundred twelve".