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53075780328 = 2332211490847
BaseRepresentation
bin110001011011100100…
…000010001011101000
312001222221110000000210
4301123210002023220
51332144344432303
640214354101120
73556160455224
oct613344021350
9161887400023
1053075780328
112056699236a
12a352b7a7a0
13500b067a9c
1427d7021784
1515a9907203
hexc5b9022e8

53075780328 has 16 divisors (see below), whose sum is σ = 132689450880. Its totient is φ = 17691926768.

The previous prime is 53075780311. The next prime is 53075780333. The reversal of 53075780328 is 82308757035.

It is a super-2 number, since 2×530757803282 (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1105745400 + ... + 1105745447.

It is an arithmetic number, because the mean of its divisors is an integer number (8293090680).

Almost surely, 253075780328 is an apocalyptic number.

It is an amenable number.

53075780328 is an abundant number, since it is smaller than the sum of its proper divisors (79613670552).

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

53075780328 is a wasteful number, since it uses less digits than its factorization.

53075780328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2211490856 (or 2211490852 counting only the distinct ones).

The product of its (nonzero) digits is 1411200, while the sum is 48.

The spelling of 53075780328 in words is "fifty-three billion, seventy-five million, seven hundred eighty thousand, three hundred twenty-eight".

Divisors: 1 2 3 4 6 8 12 24 2211490847 4422981694 6634472541 8845963388 13268945082 17691926776 26537890164 53075780328