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52418457850 = 25211811117517
BaseRepresentation
bin110000110100011000…
…100011000011111010
312000022010120120002211
4300310120203003322
51324323111122400
640025233245334
73533656353163
oct606430430372
9160263516084
1052418457850
1120259942250
12a1aaa0384a
134c34b1bb85
1427739d676a
15156bd64dba
hexc346230fa

52418457850 has 48 divisors (see below), whose sum is σ = 106493871456. Its totient is φ = 19037592000.

The previous prime is 52418457823. The next prime is 52418457911. The reversal of 52418457850 is 5875481425.

It is a junction number, because it is equal to n+sod(n) for n = 52418457794 and 52418457803.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 387292 + ... + 504808.

It is an arithmetic number, because the mean of its divisors is an integer number (2218622322).

Almost surely, 252418457850 is an apocalyptic number.

52418457850 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

52418457850 is an abundant number, since it is smaller than the sum of its proper divisors (54075413606).

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

52418457850 is a wasteful number, since it uses less digits than its factorization.

52418457850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118351 (or 118346 counting only the distinct ones).

The product of its (nonzero) digits is 1792000, while the sum is 49.

The spelling of 52418457850 in words is "fifty-two billion, four hundred eighteen million, four hundred fifty-seven thousand, eight hundred fifty".

Divisors: 1 2 5 10 11 22 25 50 55 110 275 550 811 1622 4055 8110 8921 17842 20275 40550 44605 89210 117517 223025 235034 446050 587585 1175170 1292687 2585374 2937925 5875850 6463435 12926870 32317175 64634350 95306287 190612574 476531435 953062870 1048369157 2096738314 2382657175 4765314350 5241845785 10483691570 26209228925 52418457850