53431400000000 has 720 divisors, whose sum is σ = 147455783877600. Its totient is φ = 19180800000000.

The previous prime is 53431399999993. The next prime is 53431400000071. The reversal of 53431400000000 is 413435.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 327799999919 + ... + 327800000081.

It is an arithmetic number, because the mean of its divisors is an integer number (204799699830).

Almost surely, 2^{53431400000000} is an apocalyptic number.

53431400000000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53431400000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73727891938800).

53431400000000 is an abundant number, since it is smaller than the sum of its proper divisors (94024383877600).

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

53431400000000 is an frugal number, since it uses more digits than its factorization.

53431400000000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 381 (or 330 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

Adding to 53431400000000 its reverse (413435), we get a palindrome (53431400413435).

The spelling of 53431400000000 in words is "fifty-three trillion, four hundred thirty-one billion, four hundred million", and thus it is an aban number.