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53013452000 = 2553371811979
BaseRepresentation
bin110001010111110110…
…010001010011100000
312001211121011101122012
4301113312101103200
51332032420431000
640204250132052
73554502623045
oct612766212340
9161747141565
1053013452000
1120534791153
12a336121028
134ccb184112
1427cca391cc
1515a41e4735
hexc57d914e0

53013452000 has 192 divisors, whose sum is σ = 134581487040. Its totient is φ = 20507904000.

The previous prime is 53013451973. The next prime is 53013452021. The reversal of 53013452000 is 25431035.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26787011 + ... + 26788989.

It is an arithmetic number, because the mean of its divisors is an integer number (700945245).

Almost surely, 253013452000 is an apocalyptic number.

53013452000 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 53013452000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67290743520).

53013452000 is an abundant number, since it is smaller than the sum of its proper divisors (81568035040).

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

53013452000 is a wasteful number, since it uses less digits than its factorization.

53013452000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2222 (or 2204 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 23.

Adding to 53013452000 its reverse (25431035), we get a palindrome (53038883035).

The spelling of 53013452000 in words is "fifty-three billion, thirteen million, four hundred fifty-two thousand".