5211231546400 has 72 divisors (see below), whose sum is σ = 13878457128144. Its totient is φ = 1894993286400.

The previous prime is 5211231546383. The next prime is 5211231546481. The reversal of 5211231546400 is 46451321125.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 296083902 + ... + 296101501.

It is an arithmetic number, because the mean of its divisors is an integer number (192756349002).

Almost surely, 2^{5211231546400} is an apocalyptic number.

5211231546400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

5211231546400 is an abundant number, since it is smaller than the sum of its proper divisors (8667225581744).

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

5211231546400 is a wasteful number, since it uses less digits than its factorization.

5211231546400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 592185434 (or 592185421 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 34.

Adding to 5211231546400 its reverse (46451321125), we get a palindrome (5257682867525).

The spelling of 5211231546400 in words is "five trillion, two hundred eleven billion, two hundred thirty-one million, five hundred forty-six thousand, four hundred".