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53124233020 = 22516316295777
BaseRepresentation
bin110001011110011100…
…110111011100111100
312002010022121122121221
4301132130313130330
51332244300424040
640223244403124
73560316346555
oct613634673474
9162108548557
1053124233020
1120591276611
12a3672464a4
135018100b11
1427dd63532c
1515adcc874a
hexc5e73773c

53124233020 has 24 divisors (see below), whose sum is σ = 112245318864. Its totient is φ = 21119325696.

The previous prime is 53124233017. The next prime is 53124233021. The reversal of 53124233020 is 2033242135.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53124233021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8144629 + ... + 8151148.

It is an arithmetic number, because the mean of its divisors is an integer number (4676888286).

Almost surely, 253124233020 is an apocalyptic number.

It is an amenable number.

53124233020 is an abundant number, since it is smaller than the sum of its proper divisors (59121085844).

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

53124233020 is a wasteful number, since it uses less digits than its factorization.

53124233020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16295949 (or 16295947 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 25.

Adding to 53124233020 its reverse (2033242135), we get a palindrome (55157475155).

The spelling of 53124233020 in words is "fifty-three billion, one hundred twenty-four million, two hundred thirty-three thousand, twenty".

Divisors: 1 2 4 5 10 20 163 326 652 815 1630 3260 16295777 32591554 65183108 81478885 162957770 325915540 2656211651 5312423302 10624846604 13281058255 26562116510 53124233020