53004553222500 has 2160 divisors, whose sum is σ = 204674450460480. Its totient is φ = 11426054400000.

The previous prime is 53004553222477. The next prime is 53004553222507. The reversal of 53004553222500 is 522235540035.

53004553222500 is a `hidden beast` number, since 5 + 30 + 0 + 4 + 55 + 322 + 250 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (53004553222507) by changing a digit.

It is a polite number, since it can be written in 719 ways as a sum of consecutive naturals, for example, 167206792342 + ... + 167206792658.

It is an arithmetic number, because the mean of its divisors is an integer number (94756690028).

Almost surely, 2^{53004553222500} is an apocalyptic number.

53004553222500 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 53004553222500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (102337225230240).

53004553222500 is an abundant number, since it is smaller than the sum of its proper divisors (151669897237980).

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

53004553222500 is a wasteful number, since it uses less digits than its factorization.

53004553222500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 476 (or 425 counting only the distinct ones).

The product of its (nonzero) digits is 180000, while the sum is 36.

Adding to 53004553222500 its reverse (522235540035), we get a palindrome (53526788762535).

The spelling of 53004553222500 in words is "fifty-three trillion, four billion, five hundred fifty-three million, two hundred twenty-two thousand, five hundred".