505054133400 has 96 divisors (see below), whose sum is σ = 1577996144640. Its totient is φ = 133620600960.

The previous prime is 505054133393. The next prime is 505054133401. The reversal of 505054133400 is 4331450505.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (505054133401) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3237804 + ... + 3390203.

It is an arithmetic number, because the mean of its divisors is an integer number (16437459840).

Almost surely, 2^505054133400 is an apocalyptic number.

505054133400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

505054133400 is an abundant number, since it is smaller than the sum of its proper divisors (1072942011240).

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

505054133400 is a wasteful number, since it uses less digits than its factorization.

505054133400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6628153 (or 6628144 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 30.

Adding to 505054133400 its reverse (4331450505), we get a palindrome (509385583905).

The spelling of 505054133400 in words is "five hundred five billion, fifty-four million, one hundred thirty-three thousand, four hundred".